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CVE-2022-49644

drm/i915: fix a possible refcount leak in intel_dp_add_mst_connector() PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: drm/i915: fix a possible refcount leak in intel_dp_add_mst_connector() If drm_connector_init fails, intel_connector_free will be called to take care of proper free. So it is necessary to drop the refcount of port before intel_connector_free. (cherry picked from commit cea9ed611e85d36a05db52b6457bf584b7d969e2)

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected 091a4f91942a4396c67e5747f5cb38c6396d1fc5 before 72f231b9a88abcfac9f5ddaa1a0aacb3f9f87ba5; affected 091a4f91942a4396c67e5747f5cb38c6396d1fc5 before 592f3bad00b7e2a95a6fb7a4f9e742c061c9c3c1; affected 091a4f91942a4396c67e5747f5cb38c6396d1fc5 before 505114dda5bbfd07f4ce9a2df5b7d8ef5f2a1218; affected 091a4f91942a4396c67e5747f5cb38c6396d1fc5 before a91522b4279bebb098106a19b91f82b9c3213be9; affected 091a4f91942a4396c67e5747f5cb38c6396d1fc5 before 85144df9ff4652816448369de76897c57cbb1b93
Linux / Linuxaffected 4.15; unaffected 0 before 4.15; unaffected 5.4.207 through 5.4.*; unaffected 5.10.132 through 5.10.*; unaffected 5.15.56 through 5.15.*; unaffected 5.18.13 through 5.18.*; unaffected 5.19 through *

CWE

No CWE identifiers supplied.

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.