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CVE-2022-48710

drm/radeon: fix a possible null pointer dereference PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: drm/radeon: fix a possible null pointer dereference In radeon_fp_native_mode(), the return value of drm_mode_duplicate() is assigned to mode, which will lead to a NULL pointer dereference on failure of drm_mode_duplicate(). Add a check to avoid npd. The failure status of drm_cvt_mode() on the other path is checked too.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected 771fe6b912fca54f03e8a72eb63058b582775362 before b33f7d99c9226892c7794dc2500fae35966020c9; affected 771fe6b912fca54f03e8a72eb63058b582775362 before 16a0f0b63c4c7eb46fc4c3f00bf2836e6ee46a9f; affected 771fe6b912fca54f03e8a72eb63058b582775362 before 8a89bfeef9abe93371e3ea8796377f2d132eee29; affected 771fe6b912fca54f03e8a72eb63058b582775362 before 28fd384c78d7d8ed8af0d086d778c3e438ba7f60; affected 771fe6b912fca54f03e8a72eb63058b582775362 before fee8ae0a0bb66eb7730c22f44fbd7203f63c2eab; affected 771fe6b912fca54f03e8a72eb63058b582775362 before 7b7fba107b2c4ec7673d0f45bdbb9d1af697d9b9; affected 771fe6b912fca54f03e8a72eb63058b582775362 before e938d24f0b7392e142b8aa434f18590d99dbe479; affected 771fe6b912fca54f03e8a72eb63058b582775362 before 140d9807b96e1303f6f2675a7ae8710a2094bd17; affected 771fe6b912fca54f03e8a72eb63058b582775362 before a2b28708b645c5632dc93669ab06e97874c8244f
Linux / Linuxaffected 2.6.31; unaffected 0 before 2.6.31; unaffected 4.9.318 through 4.9.*; unaffected 4.14.283 through 4.14.*; unaffected 4.19.247 through 4.19.*; unaffected 5.4.198 through 5.4.*; unaffected 5.10.122 through 5.10.*; unaffected 5.15.47 through 5.15.*; unaffected 5.17.15 through 5.17.*; unaffected 5.18.4 through 5.18.*; unaffected 5.19 through *

CWE

No CWE identifiers supplied.

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.

CVE

No English description supplied.