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CVE-2026-46136

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7921: fix a potential clc buffer length underflow The buf_len is used to limit the iterations for retrieving the country power setting and may underflow under certain conditions due to changes in the power table in CLC. This underflow leads to an almost infinite loop or an invalid power setting resulting in driver initialization failure.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:e516f767b214b46ea68fc33fa6f2d54cb53d81abfdf9fef94657ea7b8cefa118
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/net/wireless/mediatek/mt76/mt7921/mcu.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.8"},{"lessThan":"6.8","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.175","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.140","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.88","versionType…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a94ea34efbb9aae53d850c997984742f8aa2ebd7790fdc44b9e3100f01418520 · sha256:6399491bf8b183fd… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/net/wireless/mediatek/mt76/mt7921/mcu.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"2a79b1a492bcfa725383b6580cd93a6862308c85","status":"affected","version":"0c9318d49e501a5d50b02bd91a4813bde2353488","versionType":"git"},{"lessThan":"e451c325b000b9a0081fd93bc6d103d6943d4b55","status":"affected","version":"15173a1697236793e9e900b82fece6f99d41b2a7","versionType":"git"},{"lessThan":"90cc573fd2f46ddbc2c329e7814b5ba3deb7b939","status":"affected","version"…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a94ea34efbb9aae53d850c997984742f8aa2ebd7790fdc44b9e3100f01418520 · sha256:6399491bf8b183fd… · /containers/cna/affected/0

Affected products and versions

2 source assertions
{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/net/wireless/mediatek/mt76/mt7921/mcu.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.8"},{"lessThan":"6.8","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.175","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.140","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.88","versionType…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a94ea34efbb9aae53d850c997984742f8aa2ebd7790fdc44b9e3100f01418520 · sha256:6399491bf8b183fd… · /containers/cna/affected/1
{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/net/wireless/mediatek/mt76/mt7921/mcu.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"2a79b1a492bcfa725383b6580cd93a6862308c85","status":"affected","version":"0c9318d49e501a5d50b02bd91a4813bde2353488","versionType":"git"},{"lessThan":"e451c325b000b9a0081fd93bc6d103d6943d4b55","status":"affected","version":"15173a1697236793e9e900b82fece6f99d41b2a7","versionType":"git"},{"lessThan":"90cc573fd2f46ddbc2c329e7814b5ba3deb7b939","status":"affected","version"…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a94ea34efbb9aae53d850c997984742f8aa2ebd7790fdc44b9e3100f01418520 · sha256:6399491bf8b183fd… · /containers/cna/affected/0

Source references

6 source assertions
{"url":"https://git.kernel.org/stable/c/0aa63d33742b805d1a218d18d12b983cce4b2f7b"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a94ea34efbb9aae53d850c997984742f8aa2ebd7790fdc44b9e3100f01418520 · sha256:6399491bf8b183fd… · /containers/cna/references/3
{"url":"https://git.kernel.org/stable/c/2a79b1a492bcfa725383b6580cd93a6862308c85"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a94ea34efbb9aae53d850c997984742f8aa2ebd7790fdc44b9e3100f01418520 · sha256:6399491bf8b183fd… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/5373f8b19e568b5c217832b9bbef165bd2b2df14"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a94ea34efbb9aae53d850c997984742f8aa2ebd7790fdc44b9e3100f01418520 · sha256:6399491bf8b183fd… · /containers/cna/references/5
{"url":"https://git.kernel.org/stable/c/90cc573fd2f46ddbc2c329e7814b5ba3deb7b939"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a94ea34efbb9aae53d850c997984742f8aa2ebd7790fdc44b9e3100f01418520 · sha256:6399491bf8b183fd… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/a0111847f0b4f6023f6dd320114697514e024ba3"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a94ea34efbb9aae53d850c997984742f8aa2ebd7790fdc44b9e3100f01418520 · sha256:6399491bf8b183fd… · /containers/cna/references/4
{"url":"https://git.kernel.org/stable/c/e451c325b000b9a0081fd93bc6d103d6943d4b55"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a94ea34efbb9aae53d850c997984742f8aa2ebd7790fdc44b9e3100f01418520 · sha256:6399491bf8b183fd… · /containers/cna/references/1

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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