#VU102086 Out-of-bounds read in Linux kernel - CVE-2024-56597

Vulnerability identifier: #VU102086

Vulnerability risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-56597

CWE-ID: CWE-125

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Linux kernel
Operating systems & Components / Operating system

Vendor: Linux Foundation

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to an out-of-bounds read error within the dbAllocCtl() function in fs/jfs/jfs_dmap.c. A local user can perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Linux kernel: 5.10 - 5.10.230

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External links
https://git.kernel.org/stable/c/51a203470f502a64a3da8dcea51c4748e8267a6c
https://git.kernel.org/stable/c/52756a57e978e2706543a254f88f266cc6702f36
https://git.kernel.org/stable/c/6676034aa753aa448beb30dbd75630927ba7cd96
https://git.kernel.org/stable/c/a5f5e4698f8abbb25fe4959814093fb5bfa1aa9d
https://git.kernel.org/stable/c/bbb24ce7f06ef9b7c05beb9340787cbe9fd3d08e
https://git.kernel.org/stable/c/c56245baf3fd1f79145dd7408e3ead034b74255c
https://git.kernel.org/stable/c/df7c76636952670b31bd6c12b3aed3c502122273
https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.231

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Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?