Linux Kernel up to 5.15.33/5.16.19/5.17.2 memory leak

Summaryinfo

A vulnerability was found in Linux Kernel up to 5.15.33/5.16.19/5.17.2. It has been rated as critical. Affected is an unknown function. The manipulation leads to memory leak. This vulnerability is referenced as CVE-2022-49102. No exploit is available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Linux Kernel up to 5.15.33/5.16.19/5.17.2. It has been rated as critical. This issue affects an unknown function. The manipulation with an unknown input leads to a memory leak vulnerability. Using CWE to declare the problem leads to CWE-401. The product does not sufficiently track and release allocated memory after it has been used, which slowly consumes remaining memory. Impacted is availability. The summary by CVE is:

In the Linux kernel, the following vulnerability has been resolved: habanalabs: fix possible memory leak in MMU DR fini This patch fixes what seems to be copy paste error. We will have a memory leak if the host-resident shadow is NULL (which will likely happen as the DR and HR are not dependent).

It is possible to read the advisory at git.kernel.org. The identification of this vulnerability is CVE-2022-49102 since 02/26/2025. The technical details are unknown and an exploit is not publicly available.

Upgrading to version 5.15.34, 5.16.20 or 5.17.3 eliminates this vulnerability. Applying the patch 12e49aefda2e04b07604f13e03f40027cbeb0dc6/6d421fb7a9eddd8ce0a05641a3db97283fe20699/30058d3a83cfe8c6aacbfe5ab13c01dd0c1799e3/eb85eec858c1a5c11d3a0bff403f6440b05b40dc 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.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

• Operating System

Vendor

• Linux

Name

• Kernel

Version

• 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
• 5.16.0
• 5.16.1
• 5.16.2
• 5.16.3
• 5.16.4
• 5.16.5
• 5.16.6
• 5.16.7
• 5.16.8
• 5.16.9
• 5.16.10
• 5.16.11
• 5.16.12
• 5.16.13
• 5.16.14
• 5.16.15
• 5.16.16
• 5.16.17
• 5.16.18
• 5.16.19
• 5.17.0
• 5.17.1
• 5.17.2

License

• open-source

Website

• Vendor: https://www.kernel.org/

CPE 2.3info

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CPE 2.2info

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