Vulnerability Description
A flaw was found in xorg-x11-server in versions before 1.20.11. An integer underflow can occur in xserver which can lead to a local privilege escalation. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| X.Org | X Server | < 1.20.11 |
| Fedoraproject | Fedora | 32 |
| Debian | Debian Linux | 9.0 |
| Redhat | Enterprise Linux | 7.0 |
Related Weaknesses (CWE)
References
- http://www.openwall.com/lists/oss-security/2021/04/13/1Mailing ListPatchThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1944167Issue TrackingPatchThird Party Advisory
- https://gitlab.freedesktop.org/xorg/xserver/-/commit/7aaf54a1884f71dc363f0b884e5PatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/04/msg00013.htmlMailing ListThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.x.org/archives/xorg-announce/2021-April/003080.htmlMailing ListPatchVendor Advisory
- https://lists.x.org/archives/xorg-announce/2021-April/003080.htmlMailing ListPatchVendor Advisory
- https://seclists.org/oss-sec/2021/q2/20Mailing ListPatchThird Party Advisory
- https://security.gentoo.org/glsa/202104-02Third Party Advisory
- https://www.debian.org/security/2021/dsa-4893Third Party Advisory
- https://www.tenable.com/plugins/nessus/148701Third Party Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-21-463/Third Party AdvisoryVDB Entry
FAQ
What is CVE-2021-3472?
CVE-2021-3472 is a vulnerability with a CVSS score of 7.8 (HIGH). A flaw was found in xorg-x11-server in versions before 1.20.11. An integer underflow can occur in xserver which can lead to a local privilege escalation. The highest threat from this vulnerability is ...
How severe is CVE-2021-3472?
CVE-2021-3472 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-3472?
Check the references section above for vendor advisories and patch information. Affected products include: X.Org X Server, Fedoraproject Fedora, Debian Debian Linux, Redhat Enterprise Linux.