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PRIOn knowledge basePRION:CVE-2023-21400HistoryJul 13, 2023 - 12:15 a.m.
Memory corruption
2023-07-1300:15:00
PRIOn knowledge base
www.prio-n.com
3
memory corruption
io_uring.c
improper locking
local privilege escalation
system execution privileges
no user interaction
In multiple functions of io_uring.c, there is a possible kernel memory corruption due to improper locking. This could lead to local escalation of privilege in the kernel with System execution privileges needed. User interaction is not needed for exploitation.
| CPE | Name | Operator | Version |
|---|---|---|---|
| debian_linux | eq | 10.0 | |
| debian_linux | eq | 11.0 |
References
packetstormsecurity.com/files/175072/Kernel-Live-Patch-Security-Notice-LSN-0098-1.html
www.openwall.com/lists/oss-security/2023/07/14/2
www.openwall.com/lists/oss-security/2023/07/19/2
www.openwall.com/lists/oss-security/2023/07/19/7
www.openwall.com/lists/oss-security/2023/07/25/7
lists.debian.org/debian-lts-announce/2023/10/msg00027.html
security.netapp.com/advisory/ntap-20240119-0012/
source.android.com/security/bulletin/pixel/2023-07-01
www.debian.org/security/2023/dsa-5480
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