CVE-2015-8791
4.3
MEDIUM
CVSS 3.1
EPSS 0.34%
Description
The EbmlElement::ReadCodedSizeValue function in libEBML before 1.3.3 allows context-dependent attackers to obtain sensitive information from process heap memory via a crafted length value in an EBML id, which triggers an invalid memory access.
How to fix CVE-2015-8791
To remediate CVE-2015-8791, upgrade the affected package to a fixed version below.
- Debian/libebml—upgrade to 1.3.3-1 or later
Is CVE-2015-8791 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1.3.3-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM4.3 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N |