Out-of-bounds Read Affecting kernel-core package, versions <0:4.18.0-553.el8_10
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Test your applications- Snyk ID SNYK-ROCKY8-KERNELCORE-7263123
- published 15 Jun 2024
- disclosed 9 Oct 2023
Introduced: 9 Oct 2023
CVE-2023-39193 Open this link in a new tabHow to fix?
Upgrade Rocky-Linux:8 kernel-core to version 0:4.18.0-553.el8_10 or higher.
This issue was patched in RLSA-2024:3138.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-core package and not the kernel-core package as distributed by Rocky-Linux.
See How to fix? for Rocky-Linux:8 relevant fixed versions and status.
A flaw was found in the Netfilter subsystem in the Linux kernel. The sctp_mt_check did not validate the flag_count field. This flaw allows a local privileged (CAP_NET_ADMIN) attacker to trigger an out-of-bounds read, leading to a crash or information disclosure.
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-39193
- https://access.redhat.com/security/cve/CVE-2023-39193
- https://bugzilla.redhat.com/show_bug.cgi?id=2226787
- https://www.zerodayinitiative.com/advisories/ZDI-CAN-18866/
- https://lists.debian.org/debian-lts-announce/2024/01/msg00004.html
- https://access.redhat.com/errata/RHSA-2024:2394
- https://access.redhat.com/errata/RHSA-2024:2950
- https://access.redhat.com/errata/RHSA-2024:3138