In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check stream before comparing them [WHAT & HOW] amdgpu_dm can pass a null stream to dc_is_stream_unchanged. It is necessary to check for null before dereferencing them. This fixes 1 FORWARD_NULL issue reported by Coverity.

Metrics

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

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:*:*:*:*:*:*:*:*
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/0167d570f6a0b38689c4a0e50bf79c518d827500 cve-icon cve-icon
https://git.kernel.org/stable/c/14db8692afe1aa2143b673856bb603713d8ea93f cve-icon cve-icon
https://git.kernel.org/stable/c/35ff747c86767937ee1e0ca987545b7eed7a0810 cve-icon cve-icon
https://git.kernel.org/stable/c/3944d226f55235a960d8f1135927f95e9801be12 cve-icon cve-icon
https://git.kernel.org/stable/c/42d31a33643813cce55ee1ebbad3a2d0d24a08e0 cve-icon cve-icon
https://git.kernel.org/stable/c/471c53350ab83e47a2a117c2738ce0363785976e cve-icon cve-icon
https://git.kernel.org/stable/c/5b4b13e678b15975055f4ff1ce4cf0ce4c19b6c4 cve-icon cve-icon
https://git.kernel.org/stable/c/e41a291e1bef1153bba091b6580ecc7affc53c82 cve-icon cve-icon
https://git.kernel.org/stable/c/e8da54b7f8a17e44e67ea6d1037f35450af28115 cve-icon cve-icon
https://lore.kernel.org/linux-cve-announce/2024102119-CVE-2024-49896-f220@gregkh/T cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2024-49896 cve-icon
https://www.cve.org/CVERecord?id=CVE-2024-49896 cve-icon
History

Fri, 08 Nov 2024 16:00:00 +0000

Type Values Removed Values Added
References

Thu, 24 Oct 2024 04:00:00 +0000

Type Values Removed Values Added
First Time appeared Linux
Linux linux Kernel
Weaknesses CWE-476
CPEs cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Vendors & Products Linux
Linux linux Kernel

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'}

Tue, 22 Oct 2024 13:30:00 +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

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/amd/display: Check stream before comparing them [WHAT & HOW] amdgpu_dm can pass a null stream to dc_is_stream_unchanged. It is necessary to check for null before dereferencing them. This fixes 1 FORWARD_NULL issue reported by Coverity.
Title drm/amd/display: Check stream before comparing them
References
cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published: 2024-10-21T18:01:29.700Z

Updated: 2024-11-08T15:57:07.624Z

Reserved: 2024-10-21T12:17:06.026Z

Link: CVE-2024-49896

cve-icon Vulnrichment

Updated: 2024-10-22T13:43:37.400Z

cve-icon NVD

Status : Modified

Published: 2024-10-21T18:15:12.067

Modified: 2024-11-08T16:15:30.957

Link: CVE-2024-49896

cve-icon Redhat

Severity : Moderate

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

Links: CVE-2024-49896 - Bugzilla