CVE-2022-50252
Medium
Elevated severity or exploit probability.
CVSS base
7.8
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS — probability of exploitation (30 days)
0.2%
5.9th percentile
CISA KEV
Not listed
Weakness / dates
CWE-416
Published 2025-09-15 · modified 2026-08-04
CVSS breakdown
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
| Attack Vector | L | Local |
| Attack Complexity | L | Low |
| Privileges Required | L | Low |
| User Interaction | N | None |
| Scope | U | Unchanged |
| Confidentiality | H | High |
| Integrity | H | High |
| Availability | H | High |
Timeline
- 2025-09-15 — Published (NVD)
- 2026-08-04 — Last modified (NVD)
Description
In the Linux kernel, the following vulnerability has been resolved: igb: Do not free q_vector unless new one was allocated Avoid potential use-after-free condition under memory pressure. If the kzalloc() fails, q_vector will be freed but left in the original adapter->q_vector[v_idx] array position.
Affected
References
- https://git.kernel.org/stable/c/0200f0fbb11e359cc35af72ab10b2ec224e6f633
- https://git.kernel.org/stable/c/0668716506ca66f90d395f36ccdaebc3e0e84801
- https://git.kernel.org/stable/c/314f7092b27749bdde44c14095b5533afa2a3bc8
- https://git.kernel.org/stable/c/3cb18dea11196fb4a06f78294cec5e61985e1aff
- https://git.kernel.org/stable/c/56483aecf6b22eb7dff6315b3a174688c6ad494c
- https://git.kernel.org/stable/c/64ca1969599857143e91aeec4440640656100803
- https://git.kernel.org/stable/c/68e8adbcaf7a8743e473343b38b9dad66e2ac6f3
- https://git.kernel.org/stable/c/6e399577bd397a517df4b938601108c63769ce0a
- https://git.kernel.org/stable/c/f96bd8adc8adde25390965a8c1ee81b73cb62075