CVE-2026-63961
usb: typec: altmodes/displayport: validate count before reading Status Update VDO
- 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- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean?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
Summary
In the Linux kernel, the following vulnerability has been resolved: usb: typec: altmodes/displayport: validate count before reading Status Update VDO A broken/malicious device can send the incorrect count for a status update VDO, which will cause the kernel to read uninitialized stack data and send it off elsewhere. Fix this up by correctly verifying the count for the update object.
Timeline
- CVE published
- Record last updated
Affected versions
- Linux Linux
Version range not reported
- Linux Linux
4.19
References 8
git.kernel.org
- stable/c/74aabe9ea30fdfba924fce9594e6aa69a596a4bb
- stable/c/dd7118c010f324497c275e8fd7a35c9baaa2a00f
- stable/c/6ffdbcd7a02f3af8fff9b6519830369f574ed44c
- stable/c/70e7045849e954e56dcbf441b6330e66bc996306
- stable/c/64bd6ccc5799f8473d1f37d4d8f53093dfec5c02
- stable/c/b10eff5abe6aa2a5af10ed17bddff76e3b6e6b9b
- stable/c/77a759ec30bc5fb0dd9c867b711d0acfed6c7faa
- stable/c/8a18f896e667df491331371b55d4ad644dc51d60