#VU95039 Buffer overflow in Linux kernel - CVE-2024-42093

Vulnerability identifier: #VU95039

Vulnerability risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-42093

CWE-ID: CWE-119

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 escalate privileges on the system.

The vulnerability exists due to memory corruption within the dpaa2_eth_xdp_xmit() and update_xps() functions in drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c. A local user can escalate privileges on the system.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Linux kernel: All versions

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External links
https://git.kernel.org/stable/c/b2262b3be27cee334a2fa175ae3afb53f38fb0b1
https://git.kernel.org/stable/c/763896ab62a672d728f5eb10ac90d98c607a8509
https://git.kernel.org/stable/c/a55afc0f5f20ba30970aaf7271929dc00eee5e7d
https://git.kernel.org/stable/c/48147337d7efdea6ad6e49f5b8eb894b95868ef0
https://git.kernel.org/stable/c/69f49527aea12c23b78fb3d0a421950bf44fb4e2
https://git.kernel.org/stable/c/5e4f25091e6d06e99a23f724c839a58a8776a527
https://git.kernel.org/stable/c/d33fe1714a44ff540629b149d8fab4ac6967585c

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.