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CVE-2021-4010
A flaw was found in xorg-x11-server in versions before 21.1.2 and before 1.20.14. An out-of-bounds access can occur in the…
High7.8EPSS 0.61%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
A flaw was found in xorg-x11-server in versions before 21.1.2 and before 1.20.14. An out-of-bounds access can occur in the SProcScreenSaverSuspend function. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.61% · top 50% of all CVEs (6 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.
Weakness
Affected products
xorg-x11-server
- affected xorg-x11-server 21.1.2, xorg-x11-server 1.20.14
References (10)
- https://lists.x.org/archives/xorg-announce/2021-December/003122.html (opens in a new tab)x_transferred
- https://lists.x.org/archives/xorg-announce/2021-December/003124.html (opens in a new tab)x_transferred
- FEDORA-2021-2eb603951b (opens in a new tab)vendor-advisoryx_transferred
- FEDORA-2021-a7fd510294 (opens in a new tab)vendor-advisoryx_transferred
- https://www.zerodayinitiative.com/advisories/ZDI-21-1549/ (opens in a new tab)x_transferred
- DSA-5027 (opens in a new tab)vendor-advisoryx_transferred
- FEDORA-2021-69e96c8f68 (opens in a new tab)vendor-advisoryx_transferred
- FEDORA-2021-664a6554a1 (opens in a new tab)vendor-advisoryx_transferred
- https://security.netapp.com/advisory/ntap-20220114-0004/ (opens in a new tab)x_transferred
- GLSA-202305-30 (opens in a new tab)vendor-advisoryx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2021-4010)Record last updated .