Vulnerability in Linux Kernel
CVE-2015-2830
arch/x86/kernel/entry_64.S in the Linux kernel before 3.19.2 does not prevent the TS_COMPAT flag from reaching a user-mode task, which might allow local users to bypass the seccomp or audit protection mechanism via a crafted application that uses the (1) fork or (2) close system call, as demonstrated by an attack against seccomp before 3.16.
Published · last modified .
CVSS v2 metric
CVSS v2 base score 1.9 (Low). Vector: AV:L/AC:M/Au:N/C:N/I:P/A:N. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.004 (33.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 33.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Linux Kernel
- Canonical Ubuntu Linux — versions 12.04
- Debian Linux — versions 7.0, 8.0
Weakness classification (CWE)
References
- www.ubuntu.com/usn/USN-2631-1 (vendor-advisory)
- www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.19.2 (Vendor Advisory)
- www.ubuntu.com/usn/USN-2632-1 (vendor-advisory)
- www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html
- lists.opensuse.org/opensuse-security-announce/2015-09/msg00021.html (vendor-advisory)
- www.securitytracker.com/id/1032413 (vdb-entry)
- www.debian.org/security/2015/dsa-3237 (vendor-advisory)
- rhn.redhat.com/errata/RHSA-2015-1138.html (vendor-advisory)
- github.com/torvalds/linux/commit/956421fbb74c3a6261903f3836c0740187cf038b
- git.kernel.org/