| 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, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more) |
| NVD severity | low |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| linux (PTS) | jessie | 3.16.56-1+deb8u1 | vulnerable |
| jessie (security) | 3.16.81-1 | vulnerable | |
| stretch | 4.9.210-1 | fixed | |
| stretch (security) | 4.9.189-3+deb9u2 | vulnerable | |
| buster | 4.19.98-1 | fixed | |
| buster (security) | 4.19.67-2+deb10u2 | vulnerable | |
| bullseye | 5.4.19-1 | fixed | |
| sid | 5.5.13-2 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| linux | source | (unstable) | 5.3.15-1 | |||
| linux | source | buster | 4.19.87-1 | |||
| linux | source | stretch | 4.9.210-1 |
[jessie] - linux <ignored> (powerpc not supported in LTS)
https://www.openwall.com/lists/oss-security/2019/11/27/1