Linux Kernel up to 5.19.6 privilege escalation

Summaryinfo

A vulnerability marked as problematic has been reported in Linux Kernel up to 4.19.256/5.4.211/5.10.140/5.15.64/5.19.6. This vulnerability affects unknown code. The manipulation leads to an unknown weakness. This vulnerability is listed as CVE-2022-49969. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Linux Kernel up to 4.19.256/5.4.211/5.10.140/5.15.64/5.19.6 and classified as problematic. The impact remains unknown. The summary by CVE is:

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: clear optc underflow before turn off odm clock [Why] After ODM clock off, optc underflow bit will be kept there always and clear not work. We need to clear that before clock off. [How] Clear that if have when clock off.

The advisory is shared at git.kernel.org. The identification of this vulnerability is CVE-2022-49969 since 06/18/2025. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 266384 (RHEL 9 : kernel-rt (RHSA-2025:17192)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 4.19.257, 5.4.212, 5.10.141, 5.15.65 or 5.19.7 eliminates this vulnerability. Applying the patch 443687798d6f094412b7312b64b3bb4d99aedff7/814b756d4ec3a8728debb116cf49005feada7750/3c1dfeaeb3b4e3ea656041da1241e6ee3c3b3202/5ee30bcfdb32526233d2572f3d9ec371928679f1/3101839b080137c367f3f88c2a040f791de880aa/b2a93490201300a749ad261b5c5d05cb50179c44 is able to eliminate this problem. The bugfix is ready for download at git.kernel.org. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the databases at Tenable (266384) and CERT Bund (WID-SEC-2025-1350). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Affected

• Debian Linux
• Amazon Linux 2
• Red Hat Enterprise Linux
• Ubuntu Linux
• SUSE Linux
• Oracle Linux
• SUSE openSUSE
• Open Source Linux Kernel
• RESF Rocky Linux
• Dell Avamar
• Dell NetWorker
• Dell Secure Connect Gateway
• IBM QRadar SIEM

Productinfo

Type

• Operating System

Vendor

• Linux

Name

• Kernel

Version

• 4.19.256
• 5.4.211
• 5.10.140
• 5.15.0
• 5.15.1
• 5.15.2
• 5.15.3
• 5.15.4
• 5.15.5
• 5.15.6
• 5.15.7
• 5.15.8
• 5.15.9
• 5.15.10
• 5.15.11
• 5.15.12
• 5.15.13
• 5.15.14
• 5.15.15
• 5.15.16
• 5.15.17
• 5.15.18
• 5.15.19
• 5.15.20
• 5.15.21
• 5.15.22
• 5.15.23
• 5.15.24
• 5.15.25
• 5.15.26
• 5.15.27
• 5.15.28
• 5.15.29
• 5.15.30
• 5.15.31
• 5.15.32
• 5.15.33
• 5.15.34
• 5.15.35
• 5.15.36
• 5.15.37
• 5.15.38
• 5.15.39
• 5.15.40
• 5.15.41
• 5.15.42
• 5.15.43
• 5.15.44
• 5.15.45
• 5.15.46
• 5.15.47
• 5.15.48
• 5.15.49
• 5.15.50
• 5.15.51
• 5.15.52
• 5.15.53
• 5.15.54
• 5.15.55
• 5.15.56
• 5.15.57
• 5.15.58
• 5.15.59
• 5.15.60
• 5.15.61
• 5.15.62
• 5.15.63
• 5.15.64
• 5.19.0
• 5.19.1
• 5.19.2
• 5.19.3
• 5.19.4
• 5.19.5
• 5.19.6

License

• open-source

Website

• Vendor: https://www.kernel.org/

CPE 2.3info

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CPE 2.2info

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CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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