CVE-2026-74323
wifi: mt76: mt7996: Fix possible token leak in mt7996_tx_prepare_skb()
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Fix
- Fixed in 6.18.40, 7.1.5
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
CISA's decision points: whether it is exploited, whether attacks can be automated, and how much control an attacker gets. Assessed (SSVC 2.0.3).What do these mean? →
- Exploitation: none
- Automatable: no
- Technical impact: total
Summary
In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7996: Fix possible token leak in mt7996_tx_prepare_skb() If link_conf or link_sta lookup fails in mt7996_tx_prepare_skb routine, mt7996 driver leaks an already allocated tx token. Fix the issue releasing the token in case of error.
Timeline
- CVE published
- CISA SSVC assessment
Exploitation: none · Automatable: no · Technical impact: total
- Record last updated
Affected versions
- Linux Linux
From 7ef0c7ad735b0c38140259519a3f165bee2b857c · fixed in 06e65d6cf80490bc0457d339595d1ed5a89e8899; From 7ef0c7ad735b0c38140259519a3f165bee2b857c · fixed in fa0e9aa92a7bc97fc42014c5efaaf1278fa92723; From 7ef0c7ad735b0c38140259519a3f165bee2b857c · fixed in 831074096d0450308357271fc0ffd3f600a2487e
- Linux Linux
6.18
- KernelLinux
From 6.18.0 · fixed in 6.18.40; From 6.19.0 · fixed in 7.1.5