CVE-2022-49644

MEDIUM

Linux Kernel 4.15-5.18.13 - Use-After-Free in DRM i915 MST Connector Handling

Title source: llm
STIX 2.1

Description

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)

References (5)

Core 5

Scores

CVSS v3 5.5
EPSS 0.0027
EPSS Percentile 19.6%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

Status published
Products (18)
linux/Kernel 4.15.0 - 5.4.207linux
linux/Kernel 5.11.0 - 5.15.56linux
linux/Kernel 5.16.0 - 5.18.13linux
linux/Kernel 5.5.0 - 5.10.132linux
Linux/Linux < 4.15
Linux/Linux 091a4f91942a4396c67e5747f5cb38c6396d1fc5 - 505114dda5bbfd07f4ce9a2df5b7d8ef5f2a1218
Linux/Linux 091a4f91942a4396c67e5747f5cb38c6396d1fc5 - 592f3bad00b7e2a95a6fb7a4f9e742c061c9c3c1
Linux/Linux 091a4f91942a4396c67e5747f5cb38c6396d1fc5 - 72f231b9a88abcfac9f5ddaa1a0aacb3f9f87ba5
Linux/Linux 091a4f91942a4396c67e5747f5cb38c6396d1fc5 - 85144df9ff4652816448369de76897c57cbb1b93
Linux/Linux 091a4f91942a4396c67e5747f5cb38c6396d1fc5 - a91522b4279bebb098106a19b91f82b9c3213be9
... and 8 more
Published Feb 26, 2025
Tracked Since Feb 18, 2026