Buffer overflow in Matroska Libmatroska
CVE-2015-8792
The KaxInternalBlock::ReadData function in libMatroska before 1.4.4 allows context-dependent attackers to obtain sensitive information from process heap memory via crafted EBML lacing, which triggers an invalid memory access.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.015 (72.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 72nd percentile — 72.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000
Affected products
- Matroska Libmatroska
- openSUSE Leap — versions 42.1
- openSUSE — versions 13.1, 13.2
Weakness classification (CWE)
References
- github.com/Matroska-Org/libmatroska/blob/release-1.4.4/ChangeLog (Patch)
- github.com/Matroska-Org/libmatroska/commit/0a2d3e3644a7453b6513db2f9bc270f77943…
- lists.opensuse.org/opensuse-updates/2016-01/msg00035.html (vendor-advisory)
- www.debian.org/security/2016/dsa-3526 (vendor-advisory)
- lists.matroska.org/pipermail/matroska-users/2015-October/006985.html (mailing-list, Patch)
Frequently asked questions
- What is CVE-2015-8792?
- CVE-2015-8792 is a medium-severity vulnerability in Matroska Libmatroska, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 5.3/10. Published 2016-01-29.
- How severe is CVE-2015-8792?
- Medium severity. CVSS v3 base score is 5.3 out of 10.