CVE-2023-0386
גבוהה 7.8 מנוצלת בשטח (KEV)
ניצול פעיל מאומת — קטלוג CISA KEV
- שם
- Linux Kernel Improper Ownership Management Vulnerability
- נוסף לקטלוג
- יעד טיפול (פדרלי)
- פעולה נדרשת
- Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
תיאור (מקור, אנגלית)
A flaw was found in the Linux kernel, where unauthorized access to the execution of the setuid file with capabilities was found in the Linux kernel’s OverlayFS subsystem in how a user copies a capable file from a nosuid mount into another mount. This uid mapping bug allows a local user to escalate their privileges on the system.
מדדים
- CVSS 3.1
-
7.8 (HIGH)
מקור הציון: NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - EPSS — סבירות ניצול
- 8% (אחוזון 100) נכון ל-25/7/2026
- CWE
- CWE-282
מוצרים מושפעים
debian: debian linux; netapp: h300s firmware; netapp: h300s; netapp: h500s firmware; netapp: h500s; netapp: h700s firmware; netapp: h700s; netapp: h410s firmware; netapp: h410s; netapp: h410c firmware; netapp: h410c; canonical: ubuntu linux; linux: linux kernel
קישורים
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=… Broken LinkMailing ListPatchVendor Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=… Broken LinkMailing ListPatchVendor Advisory
- http://packetstormsecurity.com/files/173087/Kernel-Live-Patch-Security-Notice-… Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/06/msg00008.html Mailing ListThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html Mailing ListThird Party Advisory
- https://security.netapp.com/advisory/ntap-20230420-0004/ Third Party Advisory
- https://www.debian.org/security/2023/dsa-5402 Third Party Advisory
- http://packetstormsecurity.com/files/173087/Kernel-Live-Patch-Security-Notice-… Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/06/msg00008.html Mailing ListThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html Mailing ListThird Party Advisory