CVE - CVE-2023-3389

CVE-ID
CVE-2023-3389	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
Description
A use-after-free vulnerability in the Linux Kernel io_uring subsystem can be exploited to achieve local privilege escalation. Racing a io_uring cancel poll request with a linked timeout can cause a UAF in a hrtimer. We recommend upgrading past commit ef7dfac51d8ed961b742218f526bd589f3900a59 (4716c73b188566865bdd79c3a6709696a224ac04 for 5.10 stable and 0e388fce7aec40992eadee654193cad345d62663 for 5.15 stable).
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
CONFIRM:https://security.netapp.com/advisory/ntap-20230731-0001/ DEBIAN:DSA-5480 URL:https://www.debian.org/security/2023/dsa-5480 MISC:http://packetstormsecurity.com/files/174577/Kernel-Live-Patch-Security-Notice-LSN-0097-1.html MISC:https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=linux-5.10.y&id=4716c73b188566865bdd79c3a6709696a224ac04 URL:https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=linux-5.10.y&id=4716c73b188566865bdd79c3a6709696a224ac04 MISC:https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=linux-5.15.y&id=0e388fce7aec40992eadee654193cad345d62663 URL:https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=linux-5.15.y&id=0e388fce7aec40992eadee654193cad345d62663 MISC:https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ef7dfac51d8ed961b742218f526bd589f3900a59 URL:https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ef7dfac51d8ed961b742218f526bd589f3900a59 MISC:https://kernel.dance/0e388fce7aec40992eadee654193cad345d62663 URL:https://kernel.dance/0e388fce7aec40992eadee654193cad345d62663 MISC:https://kernel.dance/4716c73b188566865bdd79c3a6709696a224ac04 URL:https://kernel.dance/4716c73b188566865bdd79c3a6709696a224ac04 MISC:https://kernel.dance/ef7dfac51d8ed961b742218f526bd589f3900a59 URL:https://kernel.dance/ef7dfac51d8ed961b742218f526bd589f3900a59 MLIST:[debian-lts-announce] 20231019 [SECURITY] [DLA 3623-1] linux-5.10 security update URL:https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html
Assigning CNA
Google LLC
Date Record Created
20230623	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20230623)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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