CVE-2022-49023
Medium
Elevated severity or exploit probability.
CVSS base
7.1
HIGH
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
EPSS — probability of exploitation (30 days)
0.4%
31.4th percentile
CISA KEV
Not listed
Weakness / dates
CWE-120
Published 2024-10-21 · modified 2026-08-04
CVSS breakdown
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
| Attack Vector | A | Adjacent |
| Attack Complexity | L | Low |
| Privileges Required | N | None |
| User Interaction | N | None |
| Scope | U | Unchanged |
| Confidentiality | L | Low |
| Integrity | N | None |
| Availability | H | High |
Timeline
- 2024-10-21 — Published (NVD)
- 2026-08-04 — Last modified (NVD)
Description
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.
Affected
References
- 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