medium5.5
CVE-2026-63961
In the Linux kernel, the following vulnerability has been resolved: usb: typec: altmodes/displayport: validate count before reading Status Update VDO A broken/…
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Linux | Linux Kernel | from 4.19 before 5.10.259 from 5.11 before 5.15.210 from 5.16 before 6.1.176 from 6.2 before 6.6.143 from 6.7 before 6.12.93 from 6.13 before 6.18.35 |
References
- NVD record
- CVE.org record
- https://git.kernel.org/stable/c/64bd6ccc5799f8473d1f37d4d8f53093dfec5c02
- https://git.kernel.org/stable/c/6ffdbcd7a02f3af8fff9b6519830369f574ed44c
- https://git.kernel.org/stable/c/70e7045849e954e56dcbf441b6330e66bc996306
- https://git.kernel.org/stable/c/74aabe9ea30fdfba924fce9594e6aa69a596a4bb
- https://git.kernel.org/stable/c/77a759ec30bc5fb0dd9c867b711d0acfed6c7faa
- https://git.kernel.org/stable/c/8a18f896e667df491331371b55d4ad644dc51d60
- https://git.kernel.org/stable/c/b10eff5abe6aa2a5af10ed17bddff76e3b6e6b9b
- https://git.kernel.org/stable/c/dd7118c010f324497c275e8fd7a35c9baaa2a00f