What’s Vulnerable › Vulnerabilities

CVE-2023-53239: drm/msm/mdp5: Add check for kzalloc

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-09-15 · updated 2026-06-17
• Weakness: CWE-476

Description

In the Linux kernel, the following vulnerability has been resolved: drm/msm/mdp5: Add check for kzalloc As kzalloc may fail and return NULL pointer, it should be better to check the return value in order to avoid the NULL pointer dereference. Patchwork: https://patchwork.freedesktop.org/patch/514154/

Affected products

• Linux kernel: from 5.3 before 5.4.235; from 5.5 before 5.10.173; from 5.11 before 5.15.99; from 5.16 before 6.1.16; from 6.2 before 6.2.3 — fixed in 5.10.173, 5.15.99, 5.4.235, 6.1.16, 6.2.3

How to fix

Upgrade to a fixed version: Linux kernel 5.10.173, 5.15.99, 5.4.235, 6.1.16. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/13fcfcb2a9a4787fe4e49841d728f6f2e9fa6911
• https://git.kernel.org/stable/c/37ff771ed008b9cbffd0eab77985968364694ce3
• https://git.kernel.org/stable/c/3975ea6eaffe26aec634b5c473e51dc76e73af62
• https://git.kernel.org/stable/c/49907c8873826ee771ba0ca1629e809c6479f617
• https://git.kernel.org/stable/c/82943a0730e00c14b03e25a4b2a1a9477ae89d7b
• https://git.kernel.org/stable/c/bc579a2ee8b2e20c152b24b437d094832d8c9c9e

Get alerted when CVE-2023-53239 or the next vulnerability affects your stack