Out-of-bounds read in Linux kernel usb gspca driver

1) Out-of-bounds read

EUVDB-ID: #VU90278

Risk: Low

CVSSv3.1: 4.8 [AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-52764

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

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 set_flicker() function in drivers/media/usb/gspca/cpia1.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Linux kernel: All versions

External links

http://git.kernel.org/stable/c/69bba62600bd91d6b7c1e8ca181faf8ac64f7060
http://git.kernel.org/stable/c/2eee8edfff90e22980a6b22079d238c3c9d323bb
http://git.kernel.org/stable/c/8f83c85ee88225319c52680792320c02158c2a9b
http://git.kernel.org/stable/c/c6b6b8692218da73b33b310d7c1df90f115bdd9a
http://git.kernel.org/stable/c/09cd8b561aa9796903710a1046957f2b112c8f26
http://git.kernel.org/stable/c/a647f27a7426d2fe1b40da7c8fa2b81354a51177
http://git.kernel.org/stable/c/93bddd6529f187f510eec759f37d0569243c9809
http://git.kernel.org/stable/c/e2d7149b913d14352c82624e723ce1c211ca06d3
http://git.kernel.org/stable/c/099be1822d1f095433f4b08af9cc9d6308ec1953

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.