Buffer overflow in Linux Kernel
CVE-2015-1333
Memory leak in the __key_link_end function in security/keys/keyring.c in the Linux kernel before 4.1.4 allows local users to cause a denial of service (memory consumption) via many add_key system calls that refer to existing keys.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v2 metric
CVSS v2 base score 4.9 (Medium). Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.005 (39.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 39th percentile — 39.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
Weakness classification (CWE)
References
- www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.1.4 (Vendor Advisory)
- www.ubuntu.com/usn/USN-2689-1 (vendor-advisory)
- www.ubuntu.com/usn/USN-2690-1 (vendor-advisory)
- rhn.redhat.com/errata/RHSA-2015-1778.html (vendor-advisory)
- github.com/torvalds/linux/commit/ca4da5dd1f99fe9c59f1709fb43e818b18ad20e0
- www.ubuntu.com/usn/USN-2691-1 (vendor-advisory)
- bugzilla.redhat.com/show_bug.cgi
- www.debian.org/security/2015/dsa-3329 (vendor-advisory)
- rhn.redhat.com/errata/RHSA-2015-1787.html (vendor-advisory)
- www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html