| Name | CVE-2021-47051 |
| Description | In the Linux kernel, the following vulnerability has been resolved: spi: fsl-lpspi: Fix PM reference leak in lpspi_prepare_xfer_hardware() pm_runtime_get_sync will increment pm usage counter even it failed. Forgetting to putting operation will result in reference leak here. Fix it by replacing it with pm_runtime_resume_and_get to keep usage counter balanced. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| linux (PTS) | buster | 4.19.249-2 | fixed |
| buster (security) | 4.19.304-1 | fixed |
| bullseye | 5.10.209-2 | fixed |
| bullseye (security) | 5.10.216-1 | fixed |
| bookworm | 6.1.76-1 | fixed |
| bookworm (security) | 6.1.90-1 | fixed |
| sid, trixie | 6.7.12-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| linux | source | buster | (not affected) | | | |
| linux | source | (unstable) | 5.10.38-1 | | | |
Notes
[buster] - linux <not-affected> (Vulnerable code not present)
https://git.kernel.org/linus/a03675497970a93fcf25d81d9d92a59c2d7377a7 (5.13-rc1)