#VU98879 Use-after-free in Linux kernel - CVE-2024-49982

Vulnerability identifier: #VU98879

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-2024-49982

CWE-ID: CWE-416

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 a use-after-free error within the ata_rw_frameinit(), aoecmd_ata_rw(), resend(), probe() and aoecmd_ata_id() functions in drivers/block/aoe/aoecmd.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/f63461af2c1a86af4217910e47a5c46e3372e645
https://git.kernel.org/stable/c/07b418d50ccbbca7e5d87a3a0d41d436cefebf79
https://git.kernel.org/stable/c/bc2cbf7525ac288e07d465f5a1d8cb8fb9599254
https://git.kernel.org/stable/c/acc5103a0a8c200a52af7d732c36a8477436a3d3
https://git.kernel.org/stable/c/89d9a69ae0c667e4d9d028028e2dcc837bae626f
https://git.kernel.org/stable/c/8253a60c89ec35c8f36fb2cc08cdf854c7a3eb58
https://git.kernel.org/stable/c/6d6e54fc71ad1ab0a87047fd9c211e75d86084a3

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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.