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CVE-2024-38549

drm/mediatek: Add 0 size check to mtk_drm_gem_obj PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: drm/mediatek: Add 0 size check to mtk_drm_gem_obj Add a check to mtk_drm_gem_init if we attempt to allocate a GEM object of 0 bytes. Currently, no such check exists and the kernel will panic if a userspace application attempts to allocate a 0x0 GBM buffer. Tested by attempting to allocate a 0x0 GBM buffer on an MT8188 and verifying that we now return EINVAL.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected 119f5173628aa7a0c3cf9db83460d40709e8241d before 79078880795478d551a05acc41f957700030d364; affected 119f5173628aa7a0c3cf9db83460d40709e8241d before be34a1b351ea7faeb15dde8c44fe89de3980ae67; affected 119f5173628aa7a0c3cf9db83460d40709e8241d before d17b75ee9c2e44d3a3682c4ea5ab713ea6073350; affected 119f5173628aa7a0c3cf9db83460d40709e8241d before 0e3b6f9123726858cac299e1654e3d20424cabe4; affected 119f5173628aa7a0c3cf9db83460d40709e8241d before 13562c2d48c9ee330de1077d00146742be368f05; affected 119f5173628aa7a0c3cf9db83460d40709e8241d before af26ea99019caee1500bf7e60c861136c0bf8594; affected 119f5173628aa7a0c3cf9db83460d40709e8241d before 9489951e3ae505534c4013db4e76b1b5a3151ac7; affected 119f5173628aa7a0c3cf9db83460d40709e8241d before fb4aabdb1b48c25d9e1ee28f89440fd2ce556405; affected 119f5173628aa7a0c3cf9db83460d40709e8241d before 1e4350095e8ab2577ee05f8c3b044e661b5af9a0
Linux / Linuxaffected 4.7; unaffected 0 before 4.7; unaffected 4.19.316 through 4.19.*; unaffected 5.4.278 through 5.4.*; unaffected 5.10.219 through 5.10.*; unaffected 5.15.161 through 5.15.*; unaffected 6.1.93 through 6.1.*; unaffected 6.6.33 through 6.6.*; unaffected 6.8.12 through 6.8.*; unaffected 6.9.3 through 6.9.*; unaffected 6.10 through *

CWE

No CWE identifiers supplied.

References

ADP enrichment

CVE

No English description supplied.

CISA-ADP

No English description supplied.

No references supplied.