CVE-2023-52646

linux: In the Linux kernel, the following vulnerability has been resolved: aio: fix mremap after fork null-deref Commit e4...

CVE-2023-52646 is fixed in 20 products on 1 platform, first by ALAS2023-2023-127, released March 11, 2023. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
5.5
medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0024
14th percentile

In the Linux kernel, the following vulnerability has been resolved: aio: fix mremap after fork null-deref Commit e4a0d3e720e7 ("aio: Make it possible to remap aio ring") introduced a null-deref if mremap is called on an old aio mapping after fork as mm->ioctx_table will be set to NULL. [jmoyer@redhat.com: fix 80 column issue]

Where it's fixed

ProductFixed inFixReleased
Linux
bpftool · amzn 2023 6.1.15-28.43.amzn2023 ALAS2023-2023-127 Mar 11, 2023
bpftool-debuginfo · amzn 2023 6.1.15-28.43.amzn2023 ALAS2023-2023-127 Mar 11, 2023
kernel · amzn 2023 6.1.15-28.43.amzn2023 ALAS2023-2023-127 Mar 11, 2023
kernel-debuginfo · amzn 2023 6.1.15-28.43.amzn2023 ALAS2023-2023-127 Mar 11, 2023
kernel-debuginfo-common-aarch64 · amzn 2023 6.1.15-28.43.amzn2023 ALAS2023-2023-127 Mar 11, 2023
kernel-debuginfo-common-x86_64 · amzn 2023 6.1.15-28.43.amzn2023 ALAS2023-2023-127 Mar 11, 2023
kernel-devel · amzn 2023 6.1.15-28.43.amzn2023 ALAS2023-2023-127 Mar 11, 2023
kernel-headers · amzn 2023 6.1.15-28.43.amzn2023 ALAS2023-2023-127 Mar 11, 2023
kernel-libbpf · amzn 2023 6.1.15-28.43.amzn2023 ALAS2023-2023-127 Mar 11, 2023
kernel-libbpf-devel · amzn 2023 6.1.15-28.43.amzn2023 ALAS2023-2023-127 Mar 11, 2023
kernel-libbpf-static · amzn 2023 6.1.15-28.43.amzn2023 ALAS2023-2023-127 Mar 11, 2023
kernel-livepatch-6.1.15-28.43 · amzn 2023 1.0-0.amzn2023 ALAS2023-2023-127 Mar 11, 2023
kernel-tools · amzn 2023 6.1.15-28.43.amzn2023 ALAS2023-2023-127 Mar 11, 2023
kernel-tools-debuginfo · amzn 2023 6.1.15-28.43.amzn2023 ALAS2023-2023-127 Mar 11, 2023
kernel-tools-devel · amzn 2023 6.1.15-28.43.amzn2023 ALAS2023-2023-127 Mar 11, 2023
linux · Debian 12.15 (bookworm) 6.1.15-1 DEBIAN-CVE-2023-52646 Apr 26, 2024
linux · Debian 13.5 (trixie) 6.1.15-1 DEBIAN-CVE-2023-52646 Apr 26, 2024
linux · Debian 14 6.1.15-1 DEBIAN-CVE-2023-52646 Apr 26, 2024
perf · amzn 2023 6.1.15-28.43.amzn2023 ALAS2023-2023-127 Mar 11, 2023
perf-debuginfo · amzn 2023 6.1.15-28.43.amzn2023 ALAS2023-2023-127 Mar 11, 2023
python3-perf · amzn 2023 6.1.15-28.43.amzn2023 ALAS2023-2023-127 Mar 11, 2023
python3-perf-debuginfo · amzn 2023 6.1.15-28.43.amzn2023 ALAS2023-2023-127 Mar 11, 2023

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