CVE-2022-50252

HIGH EPSS 4.8%
Published Sep 15, 20259mo ago · Modified Jun 17, 20261w ago
7.8 CVSS 3.1
High
Find Similar
Published Sep 15, 2025 9mo ago
Last Modified Jun 17, 2026 1w ago

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.

CVSS Details

Base Score
7.8
Exploitability
1.8
Impact
5.9
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
4.8% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-416 Use After Free Memory Safety

Affected Products 8

VendorProductVersionRange
linuxlinux_kernel* <4.9.337
linuxlinux_kernel*≥4.10  –  <4.14.303
linuxlinux_kernel*≥4.15  –  <4.19.270
linuxlinux_kernel*≥4.20  –  <5.4.229
linuxlinux_kernel*≥5.5  –  <5.10.163
linuxlinux_kernel*≥5.11  –  <5.15.86
linuxlinux_kernel*≥5.16  –  <6.0.16
linuxlinux_kernel*≥6.1  –  <6.1.2

References 9

  • git.kernel.org https://git.kernel.org/stable/c/0200f0fbb11e359cc35af72ab10b2ec224e6f633
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/0668716506ca66f90d395f36ccdaebc3e0e84801
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/314f7092b27749bdde44c14095b5533afa2a3bc8
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/3cb18dea11196fb4a06f78294cec5e61985e1aff
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/56483aecf6b22eb7dff6315b3a174688c6ad494c
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/64ca1969599857143e91aeec4440640656100803
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/68e8adbcaf7a8743e473343b38b9dad66e2ac6f3
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/6e399577bd397a517df4b938601108c63769ce0a
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/f96bd8adc8adde25390965a8c1ee81b73cb62075
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/0200f0fbb11e359cc35af72ab10b2ec224e6f633
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/0668716506ca66f90d395f36ccdaebc3e0e84801
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/314f7092b27749bdde44c14095b5533afa2a3bc8
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/3cb18dea11196fb4a06f78294cec5e61985e1aff
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/56483aecf6b22eb7dff6315b3a174688c6ad494c
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/64ca1969599857143e91aeec4440640656100803
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/68e8adbcaf7a8743e473343b38b9dad66e2ac6f3
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/6e399577bd397a517df4b938601108c63769ce0a
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/f96bd8adc8adde25390965a8c1ee81b73cb62075
    Patch