CVE-2022-49336

drm/etnaviv: check for reaped mapping in etnaviv_iommu_unmap_gem

MEDIUM

5.5

CVSS Score

Published: February 26, 2025 at 02:10 AM UTC

Updated: August 5, 2026 at 09:24 AM UTC

1 product affected across 1 vendorLinux Kernel

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Severity

MEDIUM5.5

Exploit prediction

EPSS 0.3%

Description

In the Linux kernel, the following vulnerability has been resolved: drm/etnaviv: check for reaped mapping in etnaviv_iommu_unmap_gem When the mapping is already reaped the unmap must be a no-op, as we would otherwise try to remove the mapping twice, corrupting the involved data structures.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel · Linux

95%

4.5 ≤ v < 5.10.1214.5 ≤ v < 5.15.464.5 ≤ v < 5.17.144.5 ≤ v < 5.18.34.5 ≤ v < 5.194.5 ≤ v < 5.4.1985.11 ≤ v < 5.15.465.16 ≤ v < 5.17.145.18 ≤ v < 5.18.35.5 ≤ v < 5.10.1214.5a8c21a5451d831e67b7a6fb910f9ca8bc7b43554

Vendor states this is fixed in 03bd455a79f69d97fee3e3b212ab754442f10e5c (fixed)

Vendor states this is fixed in 19323b3671a85788569d15685c8f83a05ec48cbb (fixed)

Vendor states this is fixed in 436cff507f2a41230baacc3e2ef1d3b2d2653f40 (fixed)

Vendor states this is fixed in 461c0fdf9434188875da9f10cfc86065866bb797 (fixed)

Vendor states this is fixed in 64f4edec081cb7c97c5e928529d0e1b0dbbffb83 (fixed)

Vendor states this is fixed in e168c25526cd0368af098095c2ded4a008007e1b (fixed)

Vendor states this is fixed in 4.5 (unaffected)

Vendor states this is fixed in 5.10.121 (unaffected)

Vendor states this is fixed in 5.15.46 (unaffected)

Vendor states this is fixed in 5.17.14 (unaffected)

Vendor states this is fixed in 5.18.3 (unaffected)

Vendor states this is fixed in 5.19 (unaffected)