CVE-2024-47714

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

EPSS 0.2%

Vexday Risk Score

3Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS —EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

21 Oct 2024Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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]

Affected products

Linux · Linux

References

https://git.kernel.org/stable/c/33954930870c18ec549e4bca0eeff43e252cb740 https://git.kernel.org/stable/c/50d87e3b70980abc090676b6b4703fcbd96221f9 https://git.kernel.org/stable/c/8f51fc8a9e2fd96363d8ec3f4ee4b78dd64754e3 https://git.kernel.org/stable/c/f98c3de92bb05dac4a4969df8a4595ed380b4604