In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: amdkfd_free_gtt_mem clear the correct pointer Pass pointer reference to amdgpu_bo_unref to clear the correct pointer, otherwise amdgpu_bo_unref clear the local variable, the original pointer not set to NULL, this could cause use-after-free bug.

Metrics

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact partial

Affected Vendors & Products

Vendors Products
Linux
  • Linux Kernel

Configuration 1 [-]

OR cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

No data.

References
Link Providers
https://git.kernel.org/stable/c/30ceb873cc2e97348d9da2265b2d1ddf07f682e1 cve-icon cve-icon
https://git.kernel.org/stable/c/6c9289806591807e4e3be9a23df8ee2069180055 cve-icon cve-icon
https://git.kernel.org/stable/c/71f3240f82987f0f070ea5bed559033de7d4c0e1 cve-icon cve-icon
https://git.kernel.org/stable/c/c86ad39140bbcb9dc75a10046c2221f657e8083b cve-icon cve-icon
https://lore.kernel.org/linux-cve-announce/2024102137-CVE-2024-49991-59d4@gregkh/T cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2024-49991 cve-icon
https://www.cve.org/CVERecord?id=CVE-2024-49991 cve-icon
History

Mon, 28 Oct 2024 17:15:00 +0000

Type Values Removed Values Added
First Time appeared Linux
Linux linux Kernel
Weaknesses CWE-416
CPEs cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Vendors & Products Linux
Linux linux Kernel
Metrics cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

 cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

Wed, 23 Oct 2024 01:30:00 +0000

Type Values Removed Values Added
References
Metrics threat_severity

None

 cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

threat_severity

Moderate

Tue, 22 Oct 2024 14:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Mon, 21 Oct 2024 18:15:00 +0000

Type Values Removed Values Added
Description In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: amdkfd_free_gtt_mem clear the correct pointer Pass pointer reference to amdgpu_bo_unref to clear the correct pointer, otherwise amdgpu_bo_unref clear the local variable, the original pointer not set to NULL, this could cause use-after-free bug.
Title drm/amdkfd: amdkfd_free_gtt_mem clear the correct pointer
References
cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published: 2024-10-21T18:02:33.805Z

Updated: 2024-11-05T09:53:03.648Z

Reserved: 2024-10-21T12:17:06.054Z

Link: CVE-2024-49991

cve-icon Vulnrichment

Updated: 2024-10-22T13:31:17.490Z

cve-icon NVD

Status : Analyzed

Published: 2024-10-21T18:15:19.330

Modified: 2024-10-28T16:49:29.023

Link: CVE-2024-49991

cve-icon Redhat

Severity : Moderate

Publid Date: 2024-10-21T00:00:00Z

Links: CVE-2024-49991 - Bugzilla