Vulnerabilities > CVE-2021-47263 - Unspecified vulnerability in Linux Kernel
Attack vector
LOCAL Attack complexity
LOW Privileges required
LOW Confidentiality impact
NONE Integrity impact
NONE Availability impact
HIGH Summary
In the Linux kernel, the following vulnerability has been resolved: gpio: wcd934x: Fix shift-out-of-bounds error bit-mask for pins 0 to 4 is BIT(0) to BIT(4) however we ended up with BIT(n - 1) which is not right, and this was caught by below usban check UBSAN: shift-out-of-bounds in drivers/gpio/gpio-wcd934x.c:34:14
Vulnerable Configurations
References
- https://git.kernel.org/stable/c/dbec64b11c65d74f31427e2b9d5746fbf17bf840
- https://git.kernel.org/stable/c/dbec64b11c65d74f31427e2b9d5746fbf17bf840
- https://git.kernel.org/stable/c/dd55331d493b7ea75c5db1f24d6822946fde2862
- https://git.kernel.org/stable/c/dd55331d493b7ea75c5db1f24d6822946fde2862
- https://git.kernel.org/stable/c/e0b518a2eb44d8a74c19e50f79a8ed393e96d634
- https://git.kernel.org/stable/c/e0b518a2eb44d8a74c19e50f79a8ed393e96d634