Vulnerability in Linux Kernel
CVE-2013-7446
Use-after-free vulnerability in net/unix/af_unix.c in the Linux kernel before 4.3.3 allows local users to bypass intended AF_UNIX socket permissions or cause a denial of service (panic) via crafted epoll_ctl calls.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:H.
EPSS exploit prediction
EPSS: 0.006 (47.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 48th percentile — 47.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000
Affected products
Public proof-of-concept exploits
References
- lists.opensuse.org/opensuse-security-announce/2016-03/msg00038.html (vendor-advisory)
- groups.google.com/forum/
- www.securitytracker.com/id/1034557 (vdb-entry)
- lists.opensuse.org/opensuse-security-announce/2016-08/msg00022.html (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2016-08/msg00023.html (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2016-08/msg00017.html (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2016-03/msg00039.html (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2016-03/msg00035.html (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2016-03/msg00043.html (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2016-08/msg00008.html (vendor-advisory)
Frequently asked questions
- What is CVE-2013-7446?
- CVE-2013-7446 is a medium-severity vulnerability in Linux Kernel. CVSS score: 5.3/10. Published 2015-12-28.
- How severe is CVE-2013-7446?
- Medium severity. CVSS v3 base score is 5.3 out of 10.
- Is CVE-2013-7446 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.