CVE-2023-3773

תיאור (מקור, אנגלית)

A flaw was found in the Linux kernel’s IP framework for transforming packets (XFRM subsystem). This issue may allow a malicious user with CAP_NET_ADMIN privileges to cause a 4 byte out-of-bounds read of XFRMA_MTIMER_THRESH when parsing netlink attributes, leading to potential leakage of sensitive heap data to userspace.

מדדים

CVSS 3.1

4.4 (MEDIUM) מקור הציון: NVD CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

EPSS — סבירות ניצול

0% (אחוזון 000) נכון ל-24/10/2026

CWE

CWE-125

מוצרים מושפעים

redhat: enterprise linux; fedoraproject: fedora; linux: linux kernel; debian: debian linux

קישורים

• https://access.redhat.com/errata/RHSA-2023:6583
• https://access.redhat.com/security/cve/CVE-2023-3773 Third Party Advisory
• https://bugzilla.redhat.com/show_bug.cgi?id=2218944 Issue TrackingThird Party Advisory
• https://access.redhat.com/errata/RHSA-2023:6583
• https://access.redhat.com/security/cve/CVE-2023-3773 Third Party Advisory
• https://bugzilla.redhat.com/show_bug.cgi?id=2218944 Issue TrackingThird Party Advisory
• https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html
• https://www.debian.org/security/2023/dsa-5492
• https://cert-portal.siemens.com/productcert/html/ssa-794697.html