drm: bridge: it66121: Fix invalid connector dereference
In the Linux kernel, the following vulnerability has been resolved: drm: bridge: it66121: Fix invalid connector dereference Fix the NULL pointer dereference when no monitor is connected, and the sound card is opened from userspace. Instead return an empty buffer (of zeroes) as the EDID information to the sound framework if there is no connector attached.
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
In the Linux kernel, the following vulnerability has been resolved: drm: bridge: it66121: Fix invalid connector dereference Fix the NULL pointer dereference when no monitor is connected, and the sound card is opened from userspace. Instead return an empty buffer (of zeroes) as the EDID information to the sound framework if there is no connector attached.
05 / REFERENCES
Further evidence
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- https://git.kernel.org/stable/c/1374561a7cbc9a000b77bb0473bb2c19daf18d86
- https://git.kernel.org/stable/c/1669d7b21a664aa531856ce85b01359a376baebc
- https://git.kernel.org/stable/c/2c80c4f0d2845645f41cbb7c9304c8efbdbd4331
- https://git.kernel.org/stable/c/d0375f6858c4ff7244b62b02eb5e93428e1916cd
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/52xxx/CVE-2023-52861.json
- https://nvd.nist.gov/vuln/detail/CVE-2023-52861