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Status published
High
CVE-2022-50252
igb: Do not free q_vector unless new one was allocated
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://git.kernel.org/stable/c/64ca1969599857143e91aeec4440640656100803
- https://git.kernel.org/stable/c/0200f0fbb11e359cc35af72ab10b2ec224e6f633
- https://git.kernel.org/stable/c/68e8adbcaf7a8743e473343b38b9dad66e2ac6f3
- https://git.kernel.org/stable/c/f96bd8adc8adde25390965a8c1ee81b73cb62075
- https://git.kernel.org/stable/c/3cb18dea11196fb4a06f78294cec5e61985e1aff
- https://git.kernel.org/stable/c/314f7092b27749bdde44c14095b5533afa2a3bc8
- https://git.kernel.org/stable/c/6e399577bd397a517df4b938601108c63769ce0a
- https://git.kernel.org/stable/c/56483aecf6b22eb7dff6315b3a174688c6ad494c
- https://git.kernel.org/stable/c/0668716506ca66f90d395f36ccdaebc3e0e84801
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Affected Vendor
Linux
View all reports →Affected Software
Linux
Vulnerable Versions:
72ddef0506da852dc82f078f37ced8ef4d74a2bf, 5be042b1917ddf444c20f4e12856535307b37c01, a0e26ed623a1e1460c1a191fbc0f37bddab7851a, f4b7f93cd34a6153d454a837708fd4203990d1ae, 3.18.23, 4.1.9, 4.2.2, 4.3, 0, 4.9.337, 4.14.303, 4.19.270, 5.4.229, 5.10.163, 5.15.86, 6.0.16, 6.1.2, 6.2
Timeline
Official Publish:
September 15th, 2025
Last Modified:
May 23rd, 2026
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.