linux: In multiple functions of mem_protect.c, there is a possible way to access hypervisor memory due to a memory access ch...
CVE-2023-21264 is fixed in 20 products on 1 platform, first by DEBIAN-CVE-2023-21264, released August 14, 2023. It is not reported as exploited. Patch Radar priority: Routine.
In multiple functions of mem_protect.c, there is a possible way to access hypervisor memory due to a memory access check in the wrong place. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| bpftool · amzn 2023 | 6.1.52-71.125.amzn2023 | ALAS2023-2023-349 | Sep 14, 2023 |
| bpftool-debuginfo · amzn 2023 | 6.1.52-71.125.amzn2023 | ALAS2023-2023-349 | Sep 14, 2023 |
| kernel · amzn 2023 | 6.1.52-71.125.amzn2023 | ALAS2023-2023-349 | Sep 14, 2023 |
| kernel-debuginfo · amzn 2023 | 6.1.52-71.125.amzn2023 | ALAS2023-2023-349 | Sep 14, 2023 |
| kernel-debuginfo-common-aarch64 · amzn 2023 | 6.1.52-71.125.amzn2023 | ALAS2023-2023-349 | Sep 14, 2023 |
| kernel-debuginfo-common-x86_64 · amzn 2023 | 6.1.52-71.125.amzn2023 | ALAS2023-2023-349 | Sep 14, 2023 |
| kernel-devel · amzn 2023 | 6.1.52-71.125.amzn2023 | ALAS2023-2023-349 | Sep 14, 2023 |
| kernel-headers · amzn 2023 | 6.1.52-71.125.amzn2023 | ALAS2023-2023-349 | Sep 14, 2023 |
| kernel-libbpf · amzn 2023 | 6.1.52-71.125.amzn2023 | ALAS2023-2023-349 | Sep 14, 2023 |
| kernel-libbpf-devel · amzn 2023 | 6.1.52-71.125.amzn2023 | ALAS2023-2023-349 | Sep 14, 2023 |
| kernel-libbpf-static · amzn 2023 | 6.1.52-71.125.amzn2023 | ALAS2023-2023-349 | Sep 14, 2023 |
| kernel-livepatch-6.1.52-71.125 · amzn 2023 | 1.0-0.amzn2023 | ALAS2023-2023-349 | Sep 14, 2023 |
| kernel-tools · amzn 2023 | 6.1.52-71.125.amzn2023 | ALAS2023-2023-349 | Sep 14, 2023 |
| kernel-tools-debuginfo · amzn 2023 | 6.1.52-71.125.amzn2023 | ALAS2023-2023-349 | Sep 14, 2023 |
| kernel-tools-devel · amzn 2023 | 6.1.52-71.125.amzn2023 | ALAS2023-2023-349 | Sep 14, 2023 |
| linux · Debian 13.5 (trixie) | 6.3.7-1 | DEBIAN-CVE-2023-21264 | Aug 14, 2023 |
| linux · Debian 14 | 6.3.7-1 | DEBIAN-CVE-2023-21264 | Aug 14, 2023 |
| perf · amzn 2023 | 6.1.52-71.125.amzn2023 | ALAS2023-2023-349 | Sep 14, 2023 |
| perf-debuginfo · amzn 2023 | 6.1.52-71.125.amzn2023 | ALAS2023-2023-349 | Sep 14, 2023 |
| python3-perf · amzn 2023 | 6.1.52-71.125.amzn2023 | ALAS2023-2023-349 | Sep 14, 2023 |
| python3-perf-debuginfo · amzn 2023 | 6.1.52-71.125.amzn2023 | ALAS2023-2023-349 | Sep 14, 2023 |
Patch Radar data is free to use with attribution. Terms and how to credit it.
Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.