CVE-2021-31795

HIGH 7.0CVE-2021-31795 · Published 24/04/2021 · updated 17/06/2026

In short

CVE-2021-31795 is a HIGH (CVSS 7.0) vulnerability affecting pvrsrvkm.ko (pvrsrvkm.ko project).
Chance of exploitation in the next 30 days (EPSS): 0.36%, higher than 30.3% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
pvrsrvkm.ko pvrsrvkm.ko_project	`≤ 2021-04-24`	No fix yet

Description

The PowerVR GPU kernel driver in pvrsrvkm.ko through 2021-04-24 for the Linux kernel, as used on Alcatel 1S phones, allows attackers to overwrite heap memory via PhysmemNewRamBackedPMR.

References

mcyoloswagham.github.io/linux · Exploit

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