CVE-2023-52646
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2023-52646
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-52646.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2023-52646
- Downstream
- Related
- Published
- 2024-04-26T13:15:46Z
- Modified
- 2025-08-09T20:01:28Z
- Severity
-
- 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
- Summary
- [none]
- Details
-
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]
- References
-
- https://git.kernel.org/stable/c/178993157e8c50aef7f35d7d6d3b44bb428199e1
- https://git.kernel.org/stable/c/4326d0080f7e84fba775da41d158f46cf9d3f1c2
- https://git.kernel.org/stable/c/808f1e4b5723ae4eda724d2ad6f6638905eefd95
- https://git.kernel.org/stable/c/81e9d6f8647650a7bead74c5f926e29970e834d1
- https://git.kernel.org/stable/c/af126acf01a12bdb04986fd26fc2eb3b40249e0d
- https://git.kernel.org/stable/c/c261f798f7baa8080cf0214081d43d5f86bb073f
- https://git.kernel.org/stable/c/d8dca1bfe9adcae38b35add64977818c0c13dd22