| Name | CVE-2020-10757 |
| Description | A flaw was found in the Linux Kernel in versions after 4.5-rc1 in the way mremap handled DAX Huge Pages. This flaw allows a local attacker with access to a DAX enabled storage to escalate their privileges on the system. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-2242-1, DSA-4698-1, DSA-4699-1 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| linux (PTS) | bullseye | 5.10.223-1 | fixed |
| bullseye (security) | 5.10.226-1 | fixed | |
| bookworm | 6.1.115-1 | fixed | |
| bookworm (security) | 6.1.119-1 | fixed | |
| trixie | 6.12.5-1 | fixed | |
| sid | 6.12.6-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| linux | source | jessie | (not affected) | |||
| linux | source | stretch | 4.9.210-1+deb9u1 | DSA-4698-1 | ||
| linux | source | buster | 4.19.118-2+deb10u1 | DSA-4699-1 | ||
| linux | source | (unstable) | 5.6.14-2 | |||
| linux-4.9 | source | jessie | 4.9.210-1+deb9u1~deb8u1 | DLA-2242-1 |
[jessie] - linux <not-affected> (Vulnerable code introduced later)
https://git.kernel.org/linus/5bfea2d9b17f1034a68147a8b03b9789af5700f9