CVE-2023-53400
ALSA: hda: Fix Oops by 9.1 surround channel names
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
CISA's decision points: whether it is exploited, whether attacks can be automated, and how much control an attacker gets. Assessed (SSVC 2.0.3).What do these mean? →
- Exploitation: none
- Automatable: no
- Technical impact: partial
Summary
In the Linux kernel, the following vulnerability has been resolved: ALSA: hda: Fix Oops by 9.1 surround channel names get_line_out_pfx() may trigger an Oops by overflowing the static array with more than 8 channels. This was reported for MacBookPro 12,1 with Cirrus codec. As a workaround, extend for the 9.1 channels and also fix the potential Oops by unifying the code paths accessing the same array with the proper size check.
Timeline
- CVE published
- CISA SSVC assessment
Exploitation: none · Automatable: no · Technical impact: partial
- Record last updated
Affected versions
- Linux Linux
Version range not reported
- Linux Linux
3.9
References 8
git.kernel.org
- stable/c/082dcd51667b29097500c824c37f24da997a6a8a
- stable/c/b5694aae4c2d9a288bafce7d38f122769e0428e6
- stable/c/4ef155ddf9578bf035964d58739fdcd7dd44b4a4
- stable/c/546b1f5f45a355ae0d3a8041cdaca597dfcac825
- stable/c/e8c7d7c43d5edd20e518fe1dfb2371d1fe6e8bb8
- stable/c/dc8c569d59f17b17d7bca4f68c36bd571659921e
- stable/c/fcf637461019e9a5a0c12fc5c42a9db1779b0634
- stable/c/3b44ec8c5c44790a82f07e90db45643c762878c6