Riskcovery

CVE-2024-47714

wifi: mt76: mt7996: use hweight16 to get correct tx antenna

State
Published
Severity
7.6 High
Published
Oct 21, 2024
Updated
Aug 5, 2026
Reserved
Sep 30, 2024

Read the record on cve.org

Description

In the Linux kernel, the following vulnerability has been resolved:

wifi: mt76: mt7996: use hweight16 to get correct tx antenna

The chainmask is u16 so using hweight8 cannot get correct tx_ant. Without this patch, the tx_ant of band 2 would be -1 and lead to the following issue: BUG: KASAN: stack-out-of-bounds in mt7996_mcu_add_sta+0x12e0/0x16e0 [mt7996e]

Scores

CVSSScoreVectorSource
3.17.6 HighCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:HLinux

Weaknesses

The record names no weakness.

Affected Products

ProductVersions
LinuxLinux
  • 98686cd21624c75a043e96812beadddf4f6f48e5 to before 50d87e3b70980abc090676b6b4703fcbd96221f9Affected
  • 98686cd21624c75a043e96812beadddf4f6f48e5 to before 8f51fc8a9e2fd96363d8ec3f4ee4b78dd64754e3Affected
  • 98686cd21624c75a043e96812beadddf4f6f48e5 to before 33954930870c18ec549e4bca0eeff43e252cb740Affected
  • 98686cd21624c75a043e96812beadddf4f6f48e5 to before f98c3de92bb05dac4a4969df8a4595ed380b4604Affected
LinuxLinux
  • 6.2Affected
  • before 6.2Not affected
  • 6.6.54 through 6.6.*Not affected
  • 6.10.13 through 6.10.*Not affected
  • 6.11.2 through 6.11.*Not affected
  • 6.12 and laterNot affected

References

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