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CVE-2023-53284

drm/msm/dpu: check for null return of devm_kzalloc() in dpu_writeback_init() PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dpu: check for null return of devm_kzalloc() in dpu_writeback_init() Because of the possilble failure of devm_kzalloc(), dpu_wb_conn might be NULL and will cause null pointer dereference later. Therefore, it might be better to check it and directly return -ENOMEM. Patchwork: https://patchwork.freedesktop.org/patch/512277/ [DB: fixed typo in commit message]

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected 77b001acdcfeb892842caac49fb7f0d286b29c43 before 3723c4dbcd14cc96771000ce0b0540801e6ba059; affected 77b001acdcfeb892842caac49fb7f0d286b29c43 before 5ee51b19855c5dd72aca57b8014f3b70d7798733; affected 77b001acdcfeb892842caac49fb7f0d286b29c43 before 21e9a838f505178e109ccb3bf19d7808eb0326f4
Linux / Linuxaffected 5.19; unaffected 0 before 5.19; unaffected 6.1.16 through 6.1.*; unaffected 6.2.3 through 6.2.*; unaffected 6.3 through *

CWE

No CWE identifiers supplied.

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.