VegOps Security Dashboard

Generated on 2026-03-25 14:27 UTC

Critical

2

High

63

Medium

49

Low

9

Apps Scanned

23

adguard

5 Issues
CVE ID Severity Package Arch Fixed Version Description
CVE-2022-45770 High adguard@0.107.73-r0 aarch64, x86_64 Unpatched Improper input validation in adgnetworkwfpdrv.sys in Adguard For Windows x86 ...
CVE-2026-25679 High stdlib@go1.25.7 aarch64, x86_64 1.25.8, 1.26.1 url.Parse insufficiently validated the host/authority component and accepted ...
GHSA-mwwc-3jv2-62j3 Medium github.com/AdguardTeam/AdGuardHome@v0.107.73+dirty aarch64, x86_64 0.108.0-b.16 AdGuardHome vulnerable to Cross-Site Request Forgery
CVE-2026-27142 Medium stdlib@go1.25.7 aarch64, x86_64 1.25.8, 1.26.1 Actions which insert URLs into the content attribute of HTML meta tags are no...
CVE-2026-27139 Low stdlib@go1.25.7 aarch64, x86_64 1.25.8, 1.26.1 On Unix platforms, when listing the contents of a directory using File.ReadDi...

bitcoin-core

4 Issues
CVE ID Severity Package Arch Fixed Version Description
CVE-2026-4437 High glibc@2.43-r3 aarch64, x86_64 Unpatched Calling gethostbyaddr or gethostbyaddr_r with a configured nsswitch.conf that...
CVE-2012-4683 Medium bitcoin-core@30.2-r0 aarch64, x86_64 Unpatched Unspecified vulnerability in bitcoind and Bitcoin-Qt allows attackers to caus...
CVE-2012-4682 Medium bitcoin-core@30.2-r0 aarch64, x86_64 Unpatched Unspecified vulnerability in bitcoind and Bitcoin-Qt allows attackers to caus...
CVE-2026-4438 Medium glibc@2.43-r3 aarch64, x86_64 Unpatched Calling gethostbyaddr or gethostbyaddr_r with a configured nsswitch.conf that...

bitcoin-knots

2 Issues
CVE ID Severity Package Arch Fixed Version Description
CVE-2026-4437 High glibc@2.43-r3 aarch64, x86_64 Unpatched Calling gethostbyaddr or gethostbyaddr_r with a configured nsswitch.conf that...
CVE-2026-4438 Medium glibc@2.43-r3 aarch64, x86_64 Unpatched Calling gethostbyaddr or gethostbyaddr_r with a configured nsswitch.conf that...

dotnet

2 Issues
CVE ID Severity Package Arch Fixed Version Description
CVE-2026-4437 High glibc@2.43-r3 aarch64, x86_64 Unpatched Calling gethostbyaddr or gethostbyaddr_r with a configured nsswitch.conf that...
CVE-2026-4438 Medium glibc@2.43-r3 aarch64, x86_64 Unpatched Calling gethostbyaddr or gethostbyaddr_r with a configured nsswitch.conf that...

fulcrum

10 Issues
CVE ID Severity Package Arch Fixed Version Description
CVE-2026-4437 High glibc@2.43-r3 aarch64, x86_64 Unpatched Calling gethostbyaddr or gethostbyaddr_r with a configured nsswitch.conf that...
CVE-2026-4519 High python-3.14@3.14.3-r4 aarch64, x86_64 Unpatched The webbrowser.open() API would accept leading dashes in the URL which could...
CVE-2026-3644 Medium python-3.14@3.14.3-r4 aarch64, x86_64 Unpatched The fix for CVE-2026-0672, which rejected control characters in http.cookies....
CVE-2025-15366 Medium python-3.14@3.14.3-r4 aarch64, x86_64 Unpatched The imaplib module, when passed a user-controlled command, can have additiona...
CVE-2025-15367 Medium python-3.14@3.14.3-r4 aarch64, x86_64 Unpatched The poplib module, when passed a user-controlled command, can have additional...
CVE-2026-4438 Medium glibc@2.43-r3 aarch64, x86_64 Unpatched Calling gethostbyaddr or gethostbyaddr_r with a configured nsswitch.conf that...
CVE-2026-4224 Medium python-3.14@3.14.3-r4 aarch64, x86_64 Unpatched When an Expat parser with a registered ElementDeclHandler parses an inline do...
CVE-2025-12781 Medium python-3.14@3.14.3-r4 aarch64, x86_64 Unpatched When passing data to the b64decode(), standard_b64decode(), and urlsafe_b64de...
CVE-2025-13462 Low python-3.14@3.14.3-r4 aarch64, x86_64 Unpatched The "tarfile" module would still apply normalization of AREGTYPE (\...
CVE-2026-3479 Low python-3.14@3.14.3-r4 aarch64, x86_64 Unpatched pkgutil.get_data() did not validate the resource argument as documented, allo...

go

2 Issues
CVE ID Severity Package Arch Fixed Version Description
CVE-2026-4437 High glibc@2.43-r3 aarch64, x86_64 Unpatched Calling gethostbyaddr or gethostbyaddr_r with a configured nsswitch.conf that...
CVE-2026-4438 Medium glibc@2.43-r3 aarch64, x86_64 Unpatched Calling gethostbyaddr or gethostbyaddr_r with a configured nsswitch.conf that...

i2pd

2 Issues
CVE ID Severity Package Arch Fixed Version Description
CVE-2026-4437 High glibc@2.43-r3 aarch64, x86_64 Unpatched Calling gethostbyaddr or gethostbyaddr_r with a configured nsswitch.conf that...
CVE-2026-4438 Medium glibc@2.43-r3 aarch64, x86_64 Unpatched Calling gethostbyaddr or gethostbyaddr_r with a configured nsswitch.conf that...

libtorrent

Clean

lnd

12 Issues
CVE ID Severity Package Arch Fixed Version Description
GHSA-p77j-4mvh-x3m3 Critical google.golang.org/grpc@v1.59.0 aarch64, x86_64 1.79.3 gRPC-Go has an authorization bypass via missing leading slash in :path
GHSA-x6gf-mpr2-68h6 High github.com/jackc/pgproto3/v2@v2.3.3 aarch64, x86_64 Unpatched pgproto3: Negative field length panics in DataRow.Decode
GHSA-4f99-4q7p-p3gh High github.com/sirupsen/logrus@v1.9.2 aarch64, x86_64 1.9.3 Logrus is vulnerable to DoS when using Entry.Writer()
GHSA-cgrx-mc8f-2prm High github.com/opencontainers/runc@v1.1.14 aarch64, x86_64 1.2.8 runc container escape and denial of service due to arbitrary write gadgets an...
GHSA-qw9x-cqr3-wc7r High github.com/opencontainers/runc@v1.1.14 aarch64, x86_64 1.2.8 runc container escape with malicious config due to /dev/console mount and rel...
GHSA-9493-h29p-rfm2 High github.com/opencontainers/runc@v1.1.14 aarch64, x86_64 1.2.8 runc container escape via "masked path" abuse due to mount race con...
GHSA-p436-gjf2-799p High github.com/docker/cli@v28.1.1+incompatible aarch64, x86_64 29.2.0 Docker CLI Plugins: Uncontrolled Search Path Element Leads to Local Privilege...
GHSA-9h8m-3fm2-qjrq High go.opentelemetry.io/otel/sdk@v1.35.0 aarch64, x86_64 1.40.0 OpenTelemetry Go SDK Vulnerable to Arbitrary Code Execution via PATH Hijacking
GHSA-jqcq-xjh3-6g23 High github.com/jackc/pgproto3/v2@v2.3.3 aarch64, x86_64 Unpatched Denial of service in github.com/jackc/pgproto3/v2
GHSA-j5w8-q4qc-rx2x Medium golang.org/x/crypto@v0.37.0 aarch64, x86_64 0.45.0 golang.org/x/crypto/ssh allows an attacker to cause unbounded memory consumption
GHSA-f6x5-jh6r-wrfv Medium golang.org/x/crypto@v0.37.0 aarch64, x86_64 0.45.0 golang.org/x/crypto/ssh/agent vulnerable to panic if message is malformed due...
GHSA-2464-8j7c-4cjm Medium github.com/go-viper/mapstructure/v2@v2.3.0 aarch64, x86_64 2.4.0 go-viper's mapstructure May Leak Sensitive Information in Logs When Proc...

miniupnpc

2 Issues
CVE ID Severity Package Arch Fixed Version Description
CVE-2026-4437 High glibc@2.43-r3 aarch64, x86_64 Unpatched Calling gethostbyaddr or gethostbyaddr_r with a configured nsswitch.conf that...
CVE-2026-4438 Medium glibc@2.43-r3 aarch64, x86_64 Unpatched Calling gethostbyaddr or gethostbyaddr_r with a configured nsswitch.conf that...

openssl

2 Issues
CVE ID Severity Package Arch Fixed Version Description
CVE-2026-4437 High glibc@2.43-r3 aarch64, x86_64 Unpatched Calling gethostbyaddr or gethostbyaddr_r with a configured nsswitch.conf that...
CVE-2026-4438 Medium glibc@2.43-r3 aarch64, x86_64 Unpatched Calling gethostbyaddr or gethostbyaddr_r with a configured nsswitch.conf that...

openssl-static

Clean

postgres

2 Issues
CVE ID Severity Package Arch Fixed Version Description
CVE-2026-4437 High glibc@2.43-r3 aarch64, x86_64 Unpatched Calling gethostbyaddr or gethostbyaddr_r with a configured nsswitch.conf that...
CVE-2026-4438 Medium glibc@2.43-r3 aarch64, x86_64 Unpatched Calling gethostbyaddr or gethostbyaddr_r with a configured nsswitch.conf that...

prowlarr

3 Issues
CVE ID Severity Package Arch Fixed Version Description
CVE-2026-4437 High glibc@2.43-r3 aarch64, x86_64 Unpatched Calling gethostbyaddr or gethostbyaddr_r with a configured nsswitch.conf that...
GHSA-g7hc-96xr-gvvx Medium MimeKit@4.14.0 aarch64, x86_64 4.15.1 MimeKit has CRLF Injection in Quoted Local-Part that Enables SMTP Command Inj...
CVE-2026-4438 Medium glibc@2.43-r3 aarch64, x86_64 Unpatched Calling gethostbyaddr or gethostbyaddr_r with a configured nsswitch.conf that...

qbittorrent

2 Issues
CVE ID Severity Package Arch Fixed Version Description
CVE-2026-4437 High glibc@2.43-r3 aarch64, x86_64 Unpatched Calling gethostbyaddr or gethostbyaddr_r with a configured nsswitch.conf that...
CVE-2026-4438 Medium glibc@2.43-r3 aarch64, x86_64 Unpatched Calling gethostbyaddr or gethostbyaddr_r with a configured nsswitch.conf that...

qt-minimal

2 Issues
CVE ID Severity Package Arch Fixed Version Description
CVE-2026-4437 High glibc@2.43-r3 aarch64, x86_64 Unpatched Calling gethostbyaddr or gethostbyaddr_r with a configured nsswitch.conf that...
CVE-2026-4438 Medium glibc@2.43-r3 aarch64, x86_64 Unpatched Calling gethostbyaddr or gethostbyaddr_r with a configured nsswitch.conf that...

radarr

3 Issues
CVE ID Severity Package Arch Fixed Version Description
CVE-2026-4437 High glibc@2.43-r3 aarch64, x86_64 Unpatched Calling gethostbyaddr or gethostbyaddr_r with a configured nsswitch.conf that...
GHSA-g7hc-96xr-gvvx Medium MimeKit@4.13.0 aarch64, x86_64 4.15.1 MimeKit has CRLF Injection in Quoted Local-Part that Enables SMTP Command Inj...
CVE-2026-4438 Medium glibc@2.43-r3 aarch64, x86_64 Unpatched Calling gethostbyaddr or gethostbyaddr_r with a configured nsswitch.conf that...

rocksdb

Clean

seerr

55 Issues
CVE ID Severity Package Arch Fixed Version Description
GHSA-m7jm-9gc2-mpf2 Critical fast-xml-parser@4.5.3 aarch64, x86_64 4.5.4 fast-xml-parser has an entity encoding bypass via regex injection in DOCTYPE ...
GHSA-v9p9-hfj2-hcw8 High undici@7.18.2 aarch64, x86_64 7.24.0 Undici has Unhandled Exception in WebSocket Client Due to Invalid server_max_...
GHSA-44fp-w29j-9vj5 High multer@1.4.5-lts.1 aarch64, x86_64 2.0.0 Multer vulnerable to Denial of Service via memory leaks from unclosed streams
GHSA-f269-vfmq-vjvj High undici@7.18.2 aarch64, x86_64 7.24.0 Undici: Malicious WebSocket 64-bit length overflows parser and crashes the cl...
GHSA-rcmh-qjqh-p98v High nodemailer@6.10.0 aarch64, x86_64 7.0.11 Nodemailer’s addressparser is vulnerable to DoS caused by recursive calls
GHSA-rcmh-qjqh-p98v High nodemailer@6.9.16 aarch64, x86_64 7.0.11 Nodemailer’s addressparser is vulnerable to DoS caused by recursive calls
GHSA-g5hg-p3ph-g8qg High multer@1.4.5-lts.1 aarch64, x86_64 2.0.1 Multer vulnerable to Denial of Service via unhandled exception
GHSA-5528-5vmv-3xc2 High multer@1.4.5-lts.1 aarch64, x86_64 2.1.1 Multer Vulnerable to Denial of Service via Uncontrolled Recursion
GHSA-xpqw-6gx7-v673 High svgo@2.8.0 aarch64, x86_64 2.8.1 SVGO DoS through entity expansion in DOCTYPE (Billion Laughs)
GHSA-43fc-jf86-j433 High axios@1.13.3 aarch64, x86_64 1.13.5 Axios is Vulnerable to Denial of Service via __proto__ Key in mergeConfig
GHSA-4pg4-qvpc-4q3h High multer@1.4.5-lts.1 aarch64, x86_64 2.0.0 Multer vulnerable to Denial of Service from maliciously crafted requests
CVE-2026-4437 High glibc@2.43-r3 aarch64, x86_64 Unpatched Calling gethostbyaddr or gethostbyaddr_r with a configured nsswitch.conf that...
GHSA-8gc5-j5rx-235r High fast-xml-parser@4.5.3 aarch64, x86_64 5.5.6 fast-xml-parser affected by numeric entity expansion bypassing all entity exp...
GHSA-jmr7-xgp7-cmfj High fast-xml-parser@4.5.3 aarch64, x86_64 4.5.4 fast-xml-parser affected by DoS through entity expansion in DOCTYPE (no expan...
GHSA-3ppc-4f35-3m26 High minimatch@3.1.2 aarch64, x86_64 3.1.3 minimatch has a ReDoS via repeated wildcards with non-matching literal in pat...
GHSA-3ppc-4f35-3m26 High minimatch@5.1.6 aarch64, x86_64 5.1.7 minimatch has a ReDoS via repeated wildcards with non-matching literal in pat...
GHSA-3ppc-4f35-3m26 High minimatch@9.0.4 aarch64, x86_64 9.0.6 minimatch has a ReDoS via repeated wildcards with non-matching literal in pat...
GHSA-34x7-hfp2-rc4v High tar@6.2.1 aarch64, x86_64 7.5.7 node-tar Vulnerable to Arbitrary File Creation/Overwrite via Hardlink Path Tr...
GHSA-v52c-386h-88mc High multer@1.4.5-lts.1 aarch64, x86_64 2.1.0 Multer vulnerable to Denial of Service via resource exhaustion
GHSA-xf7r-hgr6-v32p High multer@1.4.5-lts.1 aarch64, x86_64 2.1.0 Multer vulnerable to Denial of Service via incomplete cleanup
GHSA-vrm6-8vpv-qv8q High undici@7.18.2 aarch64, x86_64 7.24.0 Undici has Unbounded Memory Consumption in WebSocket permessage-deflate Decom...
GHSA-7r86-cg39-jmmj High minimatch@3.1.2 aarch64, x86_64 3.1.3 minimatch has ReDoS: matchOne() combinatorial backtracking via multiple non-a...
GHSA-7r86-cg39-jmmj High minimatch@5.1.6 aarch64, x86_64 5.1.8 minimatch has ReDoS: matchOne() combinatorial backtracking via multiple non-a...
GHSA-7r86-cg39-jmmj High minimatch@9.0.4 aarch64, x86_64 9.0.7 minimatch has ReDoS: matchOne() combinatorial backtracking via multiple non-a...
GHSA-23c5-xmqv-rm74 High minimatch@3.1.2 aarch64, x86_64 3.1.4 minimatch ReDoS: nested *() extglobs generate catastrophically backtracking r...
GHSA-23c5-xmqv-rm74 High minimatch@5.1.6 aarch64, x86_64 5.1.8 minimatch ReDoS: nested *() extglobs generate catastrophically backtracking r...
GHSA-23c5-xmqv-rm74 High minimatch@9.0.4 aarch64, x86_64 9.0.7 minimatch ReDoS: nested *() extglobs generate catastrophically backtracking r...
GHSA-qpx9-hpmf-5gmw High underscore@1.13.7 aarch64, x86_64 1.13.8 Underscore has unlimited recursion in _.flatten and _.isEqual, potential for ...
GHSA-fjgf-rc76-4x9p High multer@1.4.5-lts.1 aarch64, x86_64 2.0.2 Multer vulnerable to Denial of Service via unhandled exception from malformed...
GHSA-r6q2-hw4h-h46w High tar@6.2.1 aarch64, x86_64 7.5.4 Race Condition in node-tar Path Reservations via Unicode Ligature Collisions ...
GHSA-9ppj-qmqm-q256 High tar@6.2.1 aarch64, x86_64 7.5.11 node-tar Symlink Path Traversal via Drive-Relative Linkpath
GHSA-8qq5-rm4j-mr97 High tar@6.2.1 aarch64, x86_64 7.5.3 node-tar is Vulnerable to Arbitrary File Overwrite and Symlink Poisoning via ...
GHSA-qffp-2rhf-9h96 High tar@6.2.1 aarch64, x86_64 7.5.10 tar has Hardlink Path Traversal via Drive-Relative Linkpath
GHSA-83g3-92jg-28cx High tar@6.2.1 aarch64, x86_64 7.5.8 Arbitrary File Read/Write via Hardlink Target Escape Through Symlink Chain in...
GHSA-h25m-26qc-wcjf High next@14.2.35 aarch64, x86_64 15.0.8 Next.js HTTP request deserialization can lead to DoS when using insecure Reac...
GHSA-968p-4wvh-cqc8 Medium @babel/runtime@7.22.5 aarch64, x86_64 7.26.10 Babel has inefficient RegExp complexity in generated code with .replace when ...
GHSA-ggv3-7p47-pfv8 Medium next@14.2.35 aarch64, x86_64 15.5.13 Next.js: HTTP request smuggling in rewrites
GHSA-6rw7-vpxm-498p Medium qs@6.13.0 aarch64, x86_64 6.14.1 qs's arrayLimit bypass in its bracket notation allows DoS via memory exh...
GHSA-mm7p-fcc7-pg87 Medium nodemailer@6.10.0 aarch64, x86_64 7.0.7 Nodemailer: Email to an unintended domain can occur due to Interpretation Con...
GHSA-mm7p-fcc7-pg87 Medium nodemailer@6.9.16 aarch64, x86_64 7.0.7 Nodemailer: Email to an unintended domain can occur due to Interpretation Con...
CVE-2026-4438 Medium glibc@2.43-r3 aarch64, x86_64 Unpatched Calling gethostbyaddr or gethostbyaddr_r with a configured nsswitch.conf that...
GHSA-9g9p-9gw9-jx7f Medium next@14.2.35 aarch64, x86_64 15.5.10 Next.js self-hosted applications vulnerable to DoS via Image Optimizer remote...
GHSA-378v-28hj-76wf Medium bn.js@4.12.2 aarch64, x86_64 4.12.3 bn.js affected by an infinite loop
GHSA-3x4c-7xq6-9pq8 Medium next@14.2.35 aarch64, x86_64 15.5.14 Next.js: Unbounded next/image disk cache growth can exhaust storage
GHSA-2g4f-4pwh-qvx6 Medium ajv@6.12.6 aarch64, x86_64 6.14.0 ajv has ReDoS when using `$data` option
GHSA-phc3-fgpg-7m6h Medium undici@7.18.2 aarch64, x86_64 7.24.0 Undici has Unbounded Memory Consumption in its DeduplicationHandler via Respo...
GHSA-2mjp-6q6p-2qxm Medium undici@7.18.2 aarch64, x86_64 7.24.0 Undici has an HTTP Request/Response Smuggling issue
GHSA-4992-7rv2-5pvq Medium undici@7.18.2 aarch64, x86_64 7.24.0 Undici has CRLF Injection in undici via `upgrade` option
GHSA-jp2q-39xq-3w4g Medium fast-xml-parser@4.5.3 aarch64, x86_64 5.5.7 Entity Expansion Limits Bypassed When Set to Zero Due to JavaScript Falsy Eva...
GHSA-w7fw-mjwx-w883 Low qs@6.13.0 aarch64, x86_64 6.14.2 qs's arrayLimit bypass in comma parsing allows denial of service
GHSA-w7fw-mjwx-w883 Low qs@6.14.1 aarch64, x86_64 6.14.2 qs's arrayLimit bypass in comma parsing allows denial of service
GHSA-fj3w-jwp8-x2g3 Low fast-xml-parser@4.5.3 aarch64, x86_64 4.5.4 fast-xml-parser has stack overflow in XMLBuilder with preserveOrder
GHSA-7gmj-h9xc-mcxc Low mailparser@3.7.2 aarch64, x86_64 3.9.3 mailparser vulnerable to Cross-site Scripting
GHSA-vpq2-c234-7xj6 Low @tootallnate/once@1.1.2 aarch64, x86_64 3.0.1 @tootallnate/once vulnerable to Incorrect Control Flow Scoping
GHSA-vpq2-c234-7xj6 Low @tootallnate/once@2.0.0 aarch64, x86_64 3.0.1 @tootallnate/once vulnerable to Incorrect Control Flow Scoping

sonarr

7 Issues
CVE ID Severity Package Arch Fixed Version Description
GHSA-8g4q-xg66-9fp4 High System.Text.Json@6.0.9 aarch64, x86_64 6.0.10 Microsoft Security Advisory CVE-2024-43485 | .NET Denial of Service Vulnerabi...
CVE-2026-4437 High glibc@2.43-r3 aarch64, x86_64 Unpatched Calling gethostbyaddr or gethostbyaddr_r with a configured nsswitch.conf that...
GHSA-g7hc-96xr-gvvx Medium MimeKit@4.8.0 aarch64, x86_64 4.15.1 MimeKit has CRLF Injection in Quoted Local-Part that Enables SMTP Command Inj...
GHSA-59j7-ghrg-fj52 Medium Microsoft.IdentityModel.JsonWebTokens@6.8.0 aarch64, x86_64 6.34.0 Microsoft ASP.NET Core project templates vulnerable to denial of service
GHSA-59j7-ghrg-fj52 Medium System.IdentityModel.Tokens.Jwt@6.8.0 aarch64, x86_64 6.34.0 Microsoft ASP.NET Core project templates vulnerable to denial of service
GHSA-rxmq-m78w-7wmc Medium SixLabors.ImageSharp@3.1.7 aarch64, x86_64 3.1.11 SixLabors ImageSharp Has Infinite Loop in GIF Decoder When Skipping Malformed...
CVE-2026-4438 Medium glibc@2.43-r3 aarch64, x86_64 Unpatched Calling gethostbyaddr or gethostbyaddr_r with a configured nsswitch.conf that...

sqlite

2 Issues
CVE ID Severity Package Arch Fixed Version Description
CVE-2026-4437 High glibc@2.43-r3 aarch64, x86_64 Unpatched Calling gethostbyaddr or gethostbyaddr_r with a configured nsswitch.conf that...
CVE-2026-4438 Medium glibc@2.43-r3 aarch64, x86_64 Unpatched Calling gethostbyaddr or gethostbyaddr_r with a configured nsswitch.conf that...

tor

2 Issues
CVE ID Severity Package Arch Fixed Version Description
CVE-2026-4437 High glibc@2.43-r3 aarch64, x86_64 Unpatched Calling gethostbyaddr or gethostbyaddr_r with a configured nsswitch.conf that...
CVE-2026-4438 Medium glibc@2.43-r3 aarch64, x86_64 Unpatched Calling gethostbyaddr or gethostbyaddr_r with a configured nsswitch.conf that...

vaultwarden

2 Issues
CVE ID Severity Package Arch Fixed Version Description
CVE-2026-4437 High glibc@2.43-r3 aarch64, x86_64 Unpatched Calling gethostbyaddr or gethostbyaddr_r with a configured nsswitch.conf that...
CVE-2026-4438 Medium glibc@2.43-r3 aarch64, x86_64 Unpatched Calling gethostbyaddr or gethostbyaddr_r with a configured nsswitch.conf that...