Review reviewHigh

CVE-2024-36921

Linux Linux, linux kernel

In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: mvm: guard against invalid STA ID on removal Guard against invalid station IDs in iwl_mvm_mld_rm_sta_id as that would result in out-of-bounds array accesses. This prevents issues should the driver get into a bad state during error handling.

CVSS
7.8
EPSS
0.34%
27.1% percentile
CISA KEV
Not listed
Published
2024.05.31
PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV
Exploit probability0.34%
Technical severityCVSS 7.8

Vulnerability overview

In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: mvm: guard against invalid STA ID on removal Guard against invalid station IDs in iwl_mvm_mld_rm_sta_id as that would result in out-of-bounds array accesses. This prevents issues should the driver get into a bad state during error handling.

Affected product and versions

Product
Linux Linux, linux kernel
Affected versions
>= 006c152ac9e56ac7871efa995854c3ff8cf6915a < 94f80a8ec15e238b78521f20f8afaed60521a294, >= 006c152ac9e56ac7871efa995854c3ff8cf6915a < fab21d220017daa5fd8a3d788ff25ccfecfaae2f, >= 006c152ac9e56ac7871efa995854c3ff8cf6915a < 17f64517bf5c26af56b6c3566273aad6646c3c4f, >= 6.4, < 6.6.31, >= 6.7 < 6.8.10, 6.9
Fixed versions
6.6.31, 6.8.10

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
  1. 1
    Identify

    Confirm that Linux Linux, linux kernel and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE
CWE-129
CVE-2024-36921 — Linux Linux, linux kernel | SECUFOCUS NOW