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CVE-2026-31690

In the Linux kernel, the following vulnerability has been resolved: firmware: thead: Fix buffer overflow and use standard endian macros Addresses two issues in the TH1520 AON firmware protocol driver: 1. Fix a potential buffer overflow where the code used unsafe pointer arithmetic to access the 'mode' field through the 'resource' pointer with an offset. This was flagged by Smatch static checker as: "buffer overflow 'data' 2 <= 3" 2. Replace custom RPC_SET_BE* and RPC_GET_BE* macros
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:1c1c4d75571caf775db62382c36a902d829159a5d2cc02947abce01e4ab300d4
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":"affected","product":"Linux","programFiles":["drivers/firmware/thead,th1520-aon.c","include/linux/firmware/thead/thead,th1520-aon.h"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.15"},{"lessThan":"6.15","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":"unaffec…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:699d26ab93dc86b674591c6b2930b2d60c5c21c46bcd710272e5252f612f0542 · sha256:d7f2269437897765… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/firmware/thead,th1520-aon.c","include/linux/firmware/thead/thead,th1520-aon.h"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"fbdb43f6bb2a15ed382d6eb0ef82c8b07b0d47bb","status":"affected","version":"e4b3cbd840e565484d0ad8d260d27c057466ed17","versionType":"git"},{"lessThan":"bd15a5deb5a7251dc1a0cf9186f0253f7eacdb97","status":"affected","version":"e4b3cbd840e565484d0ad8d260d27c057466ed17","versionType":"git"},{"lessThan":"88c4bd90725557796c15878b7cb70066e…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:699d26ab93dc86b674591c6b2930b2d60c5c21c46bcd710272e5252f612f0542 · sha256:d7f2269437897765… · /containers/cna/affected/0

Affected products and versions

2 source assertions
{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/firmware/thead,th1520-aon.c","include/linux/firmware/thead/thead,th1520-aon.h"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.15"},{"lessThan":"6.15","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":"unaffec…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:699d26ab93dc86b674591c6b2930b2d60c5c21c46bcd710272e5252f612f0542 · sha256:d7f2269437897765… · /containers/cna/affected/1
{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/firmware/thead,th1520-aon.c","include/linux/firmware/thead/thead,th1520-aon.h"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"fbdb43f6bb2a15ed382d6eb0ef82c8b07b0d47bb","status":"affected","version":"e4b3cbd840e565484d0ad8d260d27c057466ed17","versionType":"git"},{"lessThan":"bd15a5deb5a7251dc1a0cf9186f0253f7eacdb97","status":"affected","version":"e4b3cbd840e565484d0ad8d260d27c057466ed17","versionType":"git"},{"lessThan":"88c4bd90725557796c15878b7cb70066e…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:699d26ab93dc86b674591c6b2930b2d60c5c21c46bcd710272e5252f612f0542 · sha256:d7f2269437897765… · /containers/cna/affected/0

Source references

3 source assertions
{"url":"https://git.kernel.org/stable/c/88c4bd90725557796c15878b7cb70066e9e6b5ab"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:699d26ab93dc86b674591c6b2930b2d60c5c21c46bcd710272e5252f612f0542 · sha256:d7f2269437897765… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/bd15a5deb5a7251dc1a0cf9186f0253f7eacdb97"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:699d26ab93dc86b674591c6b2930b2d60c5c21c46bcd710272e5252f612f0542 · sha256:d7f2269437897765… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/fbdb43f6bb2a15ed382d6eb0ef82c8b07b0d47bb"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:699d26ab93dc86b674591c6b2930b2d60c5c21c46bcd710272e5252f612f0542 · sha256:d7f2269437897765… · /containers/cna/references/0

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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