CVE-2023-53384
wifi: mwifiex: avoid possible NULL skb pointer dereference
- 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- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean?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
- 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: partial
Summary
In the Linux kernel, the following vulnerability has been resolved: wifi: mwifiex: avoid possible NULL skb pointer dereference In 'mwifiex_handle_uap_rx_forward()', always check the value returned by 'skb_copy()' to avoid potential NULL pointer dereference in 'mwifiex_uap_queue_bridged_pkt()', and drop original skb in case of copying failure. Found by Linux Verification Center (linuxtesting.org) with SVACE.
Timeline
- CVE published
- CISA SSVC assessment
Exploitation: none · Automatable: no · Technical impact: partial
- Record last updated
Affected versions
- Linux Linux
Version range not reported
- Linux Linux
3.7
References 9
git.kernel.org
- stable/c/d155c5f64cefacdc6a9a26d40be53ee2903c28ff
- stable/c/139d285e7695279f030dbb172e2d0245425c86c6
- stable/c/231086e6a36316b823654f4535653f22d6344420
- stable/c/bef85d58f7709896ed8426560ad117a73a37762f
- stable/c/d7fd24b8d1bb54c5bcf583139e11a5e651e0263c
- stable/c/7e7197e4d6a1bc72a774590d8765909f898be1dc
- stable/c/0c57f9ad2c3ed43abb764b0247d610ff7fdb7a00
- stable/c/c2509f7c37355e1f0bd5b7087815b845fd383723
- stable/c/35a7a1ce7c7d61664ee54f5239a1f120ab95a87e