CVE-2022-49023
High
wifi: cfg80211: fix buffer overflow in elem comparison
In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: fix buffer overflow in elem comparison For vendor elements, the code here assumes that 5 octets are present without checking. Since the element itself is already checked to fit, we only need to check the length.
Exploit probability
0.4%
Published
October 21, 2024
Required by
Not available
Last source change
August 12, 2026
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
CVE-2022-49023
View original source
In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: fix buffer overflow in elem comparison For vendor elements, the code here assumes that 5 octets are present without checking. Since the element itself is already checked to fit, we only need to check the length.
05 / REFERENCES
Further evidence
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- https://git.kernel.org/stable/c/391cb872553627bdcf236c03ee7d5adb275e37e1
- https://git.kernel.org/stable/c/88a6fe3707888bd1893e9741157a7035c4159ab6
- https://git.kernel.org/stable/c/9e6b79a3cd17620d467311b30d56f2648f6880aa
- https://git.kernel.org/stable/c/9f16b5c82a025cd4c864737409234ddc44fb166a
- https://git.kernel.org/stable/c/f5c2ec288a865dbe3706b09bed12302e9f6d696b
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49023.json
- https://nvd.nist.gov/vuln/detail/CVE-2022-49023