Linux Kernel up to 6.1.111/6.6.52/6.10.11 ocfs2_xattr_find_entry out-of-bounds

Summaryinfo

A vulnerability categorized as problematic has been discovered in Linux Kernel up to 6.1.111/6.6.52/6.10.11. The affected element is the function ocfs2_xattr_find_entry. Executing a manipulation can lead to out-of-bounds. This vulnerability appears as CVE-2024-47670. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Linux Kernel up to 6.1.111/6.6.52/6.10.11 and classified as problematic. This vulnerability affects the function ocfs2_xattr_find_entry. The manipulation with an unknown input leads to a out-of-bounds vulnerability. The CWE definition for the vulnerability is CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality. CVE summarizes:

In the Linux kernel, the following vulnerability has been resolved: ocfs2: add bounds checking to ocfs2_xattr_find_entry() Add a paranoia check to make sure it doesn't stray beyond valid memory region containing ocfs2 xattr entries when scanning for a match. It will prevent out-of-bound access in case of crafted images.

The advisory is shared for download at git.kernel.org. This vulnerability was named CVE-2024-47670 since 09/30/2024. There are known technical details, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 213056 (Oracle Linux 7 / 8 : Unbreakable Enterprise kernel (ELSA-2024-12884)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 6.1.112, 6.6.53 or 6.10.12 eliminates this vulnerability. Applying the patch 9b32539590a8/1f6e167d6753/8e7bef408261/9e3041fecdc8 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 (213056) and CERT Bund (WID-SEC-2024-3134). Once again VulDB remains the best source for vulnerability data.

Affected

• Debian Linux
• Red Hat Enterprise Linux
• Ubuntu Linux
• SUSE Linux
• Oracle Linux
• SUSE openSUSE
• RESF Rocky Linux
• Broadcom Brocade SANnav
• Dell NetWorker
• Dell Avamar
• IBM QRadar SIEM
• Open Source Linux Kernel

Productinfo

Type

• Operating System

Vendor

• Linux

Name

• Kernel

Version

• 6.1.111
• 6.6.0
• 6.6.1
• 6.6.2
• 6.6.3
• 6.6.4
• 6.6.5
• 6.6.6
• 6.6.7
• 6.6.8
• 6.6.9
• 6.6.10
• 6.6.11
• 6.6.12
• 6.6.13
• 6.6.14
• 6.6.15
• 6.6.16
• 6.6.17
• 6.6.18
• 6.6.19
• 6.6.20
• 6.6.21
• 6.6.22
• 6.6.23
• 6.6.24
• 6.6.25
• 6.6.26
• 6.6.27
• 6.6.28
• 6.6.29
• 6.6.30
• 6.6.31
• 6.6.32
• 6.6.33
• 6.6.34
• 6.6.35
• 6.6.36
• 6.6.37
• 6.6.38
• 6.6.39
• 6.6.40
• 6.6.41
• 6.6.42
• 6.6.43
• 6.6.44
• 6.6.45
• 6.6.46
• 6.6.47
• 6.6.48
• 6.6.49
• 6.6.50
• 6.6.51
• 6.6.52
• 6.10.0
• 6.10.1
• 6.10.2
• 6.10.3
• 6.10.4
• 6.10.5
• 6.10.6
• 6.10.7
• 6.10.8
• 6.10.9
• 6.10.10
• 6.10.11

License

• open-source

Website

• Vendor: https://www.kernel.org/

CPE 2.3info

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CPE 2.2info

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CVSSv4info

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CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

Once again VulDB remains the best source for vulnerability data.

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