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CVE-2026-46193

In the Linux kernel, the following vulnerability has been resolved: xfrm: ah: account for ESN high bits in async callbacks AH allocates its temporary auth/ICV layout differently when ESN is enabled: the async ahash setup appends a 4-byte seqhi slot before the ICV or auth_data area, but the async completion callbacks still reconstruct the temporary layout as if seqhi were absent. With an async AH implementation selected, that makes AH copy or compare the wrong bytes on both the IPv4 and IPv6 p
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:357eb413d020f03ac20aeafda669abfa422c76b5fc12e88b5f0ca07be799804b
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/ipv4/ah4.c","net/ipv6/ah6.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"ec406c26c97594124e79d14516b729a8d5dced62","status":"affected","version":"d4d573d0334d07341beffdcf97e2b85d3955d8ae","versionType":"git"},{"lessThan":"1dae77078ceb4bab833f7a4935f05c5b8c97b9ba","status":"affected","version":"d4d573d0334d07341beffdcf97e2b85d3955d8ae","versionType":"git"},{"lessThan":"0555d4f526232b3c9e3afbcd490c0c0793aefec6","status":"affected","version":"d4d573d0334d07…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:0f485f2a183ba7fb2438916c489e7d283cf5e1b976fc78ff2776eb0a986c6d84 · sha256:84fb3ced2010e989… · /containers/cna/affected/0

{"defaultStatus":"affected","product":"Linux","programFiles":["net/ipv4/ah4.c","net/ipv6/ah6.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"3.15"},{"lessThan":"3.15","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.210","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.176","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.140","versionType":"semver"},{…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:0f485f2a183ba7fb2438916c489e7d283cf5e1b976fc78ff2776eb0a986c6d84 · sha256:84fb3ced2010e989… · /containers/cna/affected/1

Affected products and versions

2 source assertions
{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/ipv4/ah4.c","net/ipv6/ah6.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"ec406c26c97594124e79d14516b729a8d5dced62","status":"affected","version":"d4d573d0334d07341beffdcf97e2b85d3955d8ae","versionType":"git"},{"lessThan":"1dae77078ceb4bab833f7a4935f05c5b8c97b9ba","status":"affected","version":"d4d573d0334d07341beffdcf97e2b85d3955d8ae","versionType":"git"},{"lessThan":"0555d4f526232b3c9e3afbcd490c0c0793aefec6","status":"affected","version":"d4d573d0334d07…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:0f485f2a183ba7fb2438916c489e7d283cf5e1b976fc78ff2776eb0a986c6d84 · sha256:84fb3ced2010e989… · /containers/cna/affected/0
{"defaultStatus":"affected","product":"Linux","programFiles":["net/ipv4/ah4.c","net/ipv6/ah6.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"3.15"},{"lessThan":"3.15","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.210","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.176","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.140","versionType":"semver"},{…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:0f485f2a183ba7fb2438916c489e7d283cf5e1b976fc78ff2776eb0a986c6d84 · sha256:84fb3ced2010e989… · /containers/cna/affected/1

Source references

7 source assertions
{"url":"https://git.kernel.org/stable/c/0555d4f526232b3c9e3afbcd490c0c0793aefec6"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:0f485f2a183ba7fb2438916c489e7d283cf5e1b976fc78ff2776eb0a986c6d84 · sha256:84fb3ced2010e989… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/1dae77078ceb4bab833f7a4935f05c5b8c97b9ba"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:0f485f2a183ba7fb2438916c489e7d283cf5e1b976fc78ff2776eb0a986c6d84 · sha256:84fb3ced2010e989… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/2ffaa7a94f9a4d22724364a1821735a0231d9f8d"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:0f485f2a183ba7fb2438916c489e7d283cf5e1b976fc78ff2776eb0a986c6d84 · sha256:84fb3ced2010e989… · /containers/cna/references/5
{"url":"https://git.kernel.org/stable/c/729899a2aa8bda7844be0cdcd3b470f11b912eda"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:0f485f2a183ba7fb2438916c489e7d283cf5e1b976fc78ff2776eb0a986c6d84 · sha256:84fb3ced2010e989… · /containers/cna/references/3
{"url":"https://git.kernel.org/stable/c/7db99a09b3bc87268287bc7ab5f2e7f382b5ad87"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:0f485f2a183ba7fb2438916c489e7d283cf5e1b976fc78ff2776eb0a986c6d84 · sha256:84fb3ced2010e989… · /containers/cna/references/4
{"url":"https://git.kernel.org/stable/c/ec406c26c97594124e79d14516b729a8d5dced62"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:0f485f2a183ba7fb2438916c489e7d283cf5e1b976fc78ff2776eb0a986c6d84 · sha256:84fb3ced2010e989… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/ec54093e6a8f87e800bb6aa15eb7fc1e33faa524"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:0f485f2a183ba7fb2438916c489e7d283cf5e1b976fc78ff2776eb0a986c6d84 · sha256:84fb3ced2010e989… · /containers/cna/references/6

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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