Buffer overflow in X.org Libxrender
CVE-2016-7949
Multiple buffer overflows in the (1) XvQueryAdaptors and (2) XvQueryEncodings functions in X.org libXrender before 0.9.10 allow remote X servers to trigger out-of-bounds write operations via vectors involving length fields.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.037 (88.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- X.org Libxrender
- Fedoraproject Fedora — versions 24, 25
- N/a — versions n/a
Weakness classification (CWE)
References
- security@opentext.com (vdb-entry, x_refsource_SECTRACK)
- security@opentext.com (vendor-advisory, x_refsource_GENTOO)
- security@opentext.com (x_refsource_CONFIRM)
- security@opentext.com (mailing-list, x_refsource_MLIST)
- security@opentext.com (vdb-entry, x_refsource_BID)
- security@opentext.com (vendor-advisory, x_refsource_FEDORA)
- security@opentext.com (mailing-list, x_refsource_MLIST)
- security@opentext.com (vendor-advisory, x_refsource_FEDORA)
- security@opentext.com (mailing-list, x_refsource_MLIST)
Frequently asked questions
- What is CVE-2016-7949?
- CVE-2016-7949 is a critical-severity vulnerability in X.org Libxrender, classified under Improper Input Validation. CVSS score: 9.8/10. Published 2016-12-13.
- How severe is CVE-2016-7949?
- Critical severity. CVSS v3 base score is 9.8 out of 10.