| Name | CVE-2020-12768 |
| Description | ** DISPUTED ** An issue was discovered in the Linux kernel before 5.6. svm_cpu_uninit in arch/x86/kvm/svm.c has a memory leak, aka CID-d80b64ff297e. NOTE: third parties dispute this issue because it's a one-time leak at the boot, the size is negligible, and it can't be triggered at will. |
| 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 | fixed |
| jessie (security) | 3.16.81-1 | fixed | |
| stretch | 4.9.210-1 | fixed | |
| stretch (security) | 4.9.189-3+deb9u2 | fixed | |
| buster | 4.19.118-2 | vulnerable | |
| buster (security) | 4.19.98-1+deb10u1 | vulnerable | |
| bullseye, sid | 5.6.14-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| linux | source | (unstable) | 5.6.7-1 | unimportant | ||
| linux | source | jessie | (not affected) | |||
| linux | source | stretch | (not affected) |
[stretch] - linux <not-affected> (Vulnerability introduced later)
[jessie] - linux <not-affected> (Vulnerability introduced later)
https://git.kernel.org/linus/d80b64ff297e40c2b6f7d7abc1b3eba70d22a068 (5.6-rc4)