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Ubuntu.comUB:CVE-2021-47263HistoryMay 21, 2024 - 12:00 a.m.
CVE-2021-47263
2024-05-2100:00:00
ubuntu.com
ubuntu.com
2
linux kernel
gpio vulnerability
wcd934x driver
fix
shift-out-of-bounds error
ubsan.
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
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| ubuntu | 18.04 | noarch | linux | < any | UNKNOWN |
| ubuntu | 20.04 | noarch | linux | < any | UNKNOWN |
| ubuntu | 22.04 | noarch | linux | < any | UNKNOWN |
| ubuntu | 23.10 | noarch | linux | < any | UNKNOWN |
| ubuntu | 24.04 | noarch | linux | < any | UNKNOWN |
| ubuntu | 14.04 | noarch | linux | < any | UNKNOWN |
| ubuntu | 16.04 | noarch | linux | < any | UNKNOWN |
| ubuntu | 18.04 | noarch | linux-aws | < any | UNKNOWN |
| ubuntu | 20.04 | noarch | linux-aws | < any | UNKNOWN |
| ubuntu | 22.04 | noarch | linux-aws | < any | UNKNOWN |
References
git.kernel.org/linus/dbec64b11c65d74f31427e2b9d5746fbf17bf840 (5.13-rc6)
git.kernel.org/stable/c/dbec64b11c65d74f31427e2b9d5746fbf17bf840
git.kernel.org/stable/c/dd55331d493b7ea75c5db1f24d6822946fde2862
git.kernel.org/stable/c/e0b518a2eb44d8a74c19e50f79a8ed393e96d634
launchpad.net/bugs/cve/CVE-2021-47263
nvd.nist.gov/vuln/detail/CVE-2021-47263
security-tracker.debian.org/tracker/CVE-2021-47263
www.cve.org/CVERecord?id=CVE-2021-47263
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