Riskcovery

CVE-2022-50252

igb: Do not free q_vector unless new one was allocated

State
Published
Severity
7.8 High
Published
Sep 15, 2025
Updated
Oct 15, 2026
Reserved
Sep 15, 2025

Read the record on cve.org

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.

Scores

CVSSScoreVectorSource
3.17.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HLinux

Weaknesses

The record names no weakness.

Affected Products

ProductVersions
LinuxLinux
  • 72ddef0506da852dc82f078f37ced8ef4d74a2bf to before 64ca1969599857143e91aeec4440640656100803Affected
  • 72ddef0506da852dc82f078f37ced8ef4d74a2bf to before 0200f0fbb11e359cc35af72ab10b2ec224e6f633Affected
  • 72ddef0506da852dc82f078f37ced8ef4d74a2bf to before 68e8adbcaf7a8743e473343b38b9dad66e2ac6f3Affected
  • 72ddef0506da852dc82f078f37ced8ef4d74a2bf to before f96bd8adc8adde25390965a8c1ee81b73cb62075Affected
  • 72ddef0506da852dc82f078f37ced8ef4d74a2bf to before 3cb18dea11196fb4a06f78294cec5e61985e1affAffected
  • 72ddef0506da852dc82f078f37ced8ef4d74a2bf to before 314f7092b27749bdde44c14095b5533afa2a3bc8Affected
  • 72ddef0506da852dc82f078f37ced8ef4d74a2bf to before 6e399577bd397a517df4b938601108c63769ce0aAffected
  • 72ddef0506da852dc82f078f37ced8ef4d74a2bf to before 56483aecf6b22eb7dff6315b3a174688c6ad494cAffected
  • 72ddef0506da852dc82f078f37ced8ef4d74a2bf to before 0668716506ca66f90d395f36ccdaebc3e0e84801Affected
  • 5be042b1917ddf444c20f4e12856535307b37c01Affected
  • a0e26ed623a1e1460c1a191fbc0f37bddab7851aAffected
  • f4b7f93cd34a6153d454a837708fd4203990d1aeAffected
  • 3.18.23 to before 3.19Affected
  • 4.1.9 to before 4.2Affected
  • 4.2.2 to before 4.3Affected
LinuxLinux
  • 4.3Affected
  • before 4.3Not affected
  • 4.9.337 through 4.9.*Not affected
  • 4.14.303 through 4.14.*Not affected
  • 4.19.270 through 4.19.*Not affected
  • 5.4.229 through 5.4.*Not affected
  • 5.10.163 through 5.10.*Not affected
  • 5.15.86 through 5.15.*Not affected
  • 6.0.16 through 6.0.*Not affected
  • 6.1.2 through 6.1.*Not affected
  • 6.2 and laterNot affected

References

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