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CVE-2026-31631

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix buffer overread in rxgk_do_verify_authenticator() Fix rxgk_do_verify_authenticator() to check the buffer size before checking the nonce.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:6f1a974cb895af415eb3766e0aef4473dbab72fb8403ef17da313d9d48aae700
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 2 assertions

{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/rxrpc/rxgk.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"794586789800b16dcbe235452494f4223ac80413","status":"affected","version":"9d1d2b59341f58126a69b51f9f5f8ccb9f12e54a","versionType":"git"},{"lessThan":"1c4422d8be81718ecb15d79aedff607323085201","status":"affected","version":"9d1d2b59341f58126a69b51f9f5f8ccb9f12e54a","versionType":"git"},{"lessThan":"f564af387c8c28238f8ebc13314c589d7ba8475d","status":"affected","version":"9d1d2b59341f58126a69b51f9f5f8…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8a29a99cbcb95f4155f49782281658c8ae644ed73e5b47bd42a1b5dbb43c4e21 · sha256:80c3facf356d4005… · /containers/cna/affected/0

{"defaultStatus":"affected","product":"Linux","programFiles":["net/rxrpc/rxgk.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.16"},{"lessThan":"6.16","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.23","versionType":"semver"},{"lessThanOrEqual":"6.19.*","status":"unaffected","version":"6.19.13","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.0","versionType":"original_commit_for_fix"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8a29a99cbcb95f4155f49782281658c8ae644ed73e5b47bd42a1b5dbb43c4e21 · sha256:80c3facf356d4005… · /containers/cna/affected/1

Affected products and versions

2 source assertions
{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/rxrpc/rxgk.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"794586789800b16dcbe235452494f4223ac80413","status":"affected","version":"9d1d2b59341f58126a69b51f9f5f8ccb9f12e54a","versionType":"git"},{"lessThan":"1c4422d8be81718ecb15d79aedff607323085201","status":"affected","version":"9d1d2b59341f58126a69b51f9f5f8ccb9f12e54a","versionType":"git"},{"lessThan":"f564af387c8c28238f8ebc13314c589d7ba8475d","status":"affected","version":"9d1d2b59341f58126a69b51f9f5f8…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8a29a99cbcb95f4155f49782281658c8ae644ed73e5b47bd42a1b5dbb43c4e21 · sha256:80c3facf356d4005… · /containers/cna/affected/0
{"defaultStatus":"affected","product":"Linux","programFiles":["net/rxrpc/rxgk.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.16"},{"lessThan":"6.16","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.23","versionType":"semver"},{"lessThanOrEqual":"6.19.*","status":"unaffected","version":"6.19.13","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.0","versionType":"original_commit_for_fix"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8a29a99cbcb95f4155f49782281658c8ae644ed73e5b47bd42a1b5dbb43c4e21 · sha256:80c3facf356d4005… · /containers/cna/affected/1

Provider-owned CVSS observations

1 source assertion
{"metric":{"baseScore":8.2,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:8a29a99cbcb95f4155f49782281658c8ae644ed73e5b47bd42a1b5dbb43c4e21 · sha256:80c3facf356d4005… · /containers/cna/metrics/0/cvssV3_1

Source references

3 source assertions
{"url":"https://git.kernel.org/stable/c/1c4422d8be81718ecb15d79aedff607323085201"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:8a29a99cbcb95f4155f49782281658c8ae644ed73e5b47bd42a1b5dbb43c4e21 · sha256:80c3facf356d4005… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/794586789800b16dcbe235452494f4223ac80413"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:8a29a99cbcb95f4155f49782281658c8ae644ed73e5b47bd42a1b5dbb43c4e21 · sha256:80c3facf356d4005… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/f564af387c8c28238f8ebc13314c589d7ba8475d"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:8a29a99cbcb95f4155f49782281658c8ae644ed73e5b47bd42a1b5dbb43c4e21 · sha256:80c3facf356d4005… · /containers/cna/references/2

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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