| Name | CVE-2019-18660 |
| Description | The Linux kernel before 5.4.1 on powerpc allows Information Exposure because the Spectre-RSB mitigation is not in place for all applicable CPUs, aka CID-39e72bf96f58. This is related to arch/powerpc/kernel/entry_64.S and arch/powerpc/kernel/security.c. |
| 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) | bullseye | 5.10.223-1 | fixed |
| bullseye (security) | 5.10.237-1 | fixed |
| bookworm | 6.1.137-1 | fixed |
| bookworm (security) | 6.1.140-1 | fixed |
| trixie | 6.12.35-1 | fixed |
| trixie (security) | 6.12.31-1 | fixed |
| sid | 6.12.37-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| linux | source | stretch | 4.9.210-1 | | | |
| linux | source | buster | 4.19.87-1 | | | |
| linux | source | (unstable) | 5.3.15-1 | | | |
Notes
[jessie] - linux <ignored> (powerpc not supported in LTS)
https://www.openwall.com/lists/oss-security/2019/11/27/1