Xorg-x11-server
16 CVEs tracked. None of them is in CISA KEV.
This hub aggregates every CVE we track for Xorg-x11-server, a product in the operating systems space. Use it to gauge the current risk picture and drill into individual advisories.
Xorg-x11-server CVEs per month
| Month | CVEs |
|---|---|
| 2024-10 | 0 |
| 2024-11 | 0 |
| 2024-12 | 0 |
| 2025-01 | 0 |
| 2025-02 | 0 |
| 2025-03 | 0 |
| 2025-04 | 0 |
| 2025-05 | 0 |
| 2025-06 | 0 |
| 2025-07 | 0 |
| 2025-08 | 0 |
| 2025-09 | 0 |
| 2025-10 | 0 |
| 2025-11 | 0 |
| 2025-12 | 0 |
| 2026-01 | 0 |
| 2026-02 | 0 |
| 2026-03 | 0 |
| 2026-04 | 0 |
| 2026-05 | 0 |
| 2026-06 | 0 |
| 2026-07 | 1 |
| 2026-08 | 0 |
| 2026-09 | 0 |
Severity
How the 16 CVEs score on CVSS. Severity is not exploitation: KEV is counted above.
- Critical11
- High3
- Medium2
Latest CVEs
The 15 most recently published vulnerabilities affecting Xorg-x11-server.
- CVE-2026-56000xorg-x11-server / xwayland GLX contextTags Use-After-Free in CommonMakeCurrent()7.8
- CVE-2023-6377Xorg-x11-server: out-of-bounds memory reads/writes in xkb button actions7.8
- CVE-2020-25712A flaw was found in xorg-x11-server before 1.20.10. A heap-buffer overflow in XkbSetDeviceInfo may lead to a privilege escalation vulnerability. The highest threat from this vulnerability is to dat...7.8
- CVE-2020-14347A flaw was found in the way xserver memory was not properly initialized. This could leak parts of server memory to the X client. In cases where Xorg server runs with elevated privileges, this could...5.5
- CVE-2017-2624It was found that xorg-x11-server before 1.19.0 including uses memcmp() to check the received MIT cookie against a series of valid cookies. If the cookie is correct, it is allowed to attach to the ...5.9
- CVE-2017-12178xorg-x11-server before 1.19.5 had wrong extra length check in ProcXIChangeHierarchy function allowing malicious X client to cause X server to crash or possibly execute arbitrary code.9.8
- CVE-2017-12182xorg-x11-server before 1.19.5 was missing length validation in XFree86 DRI extension allowing malicious X client to cause X server to crash or possibly execute arbitrary code.9.8
- CVE-2017-12187xorg-x11-server before 1.19.5 was missing length validation in RENDER extension allowing malicious X client to cause X server to crash or possibly execute arbitrary code.9.8
- CVE-2017-12183xorg-x11-server before 1.19.5 was missing length validation in XFIXES extension allowing malicious X client to cause X server to crash or possibly execute arbitrary code.9.8
- CVE-2017-12181xorg-x11-server before 1.19.5 was missing length validation in XFree86 DGA extension allowing malicious X client to cause X server to crash or possibly execute arbitrary code.9.8
- CVE-2017-12179xorg-x11-server before 1.19.5 was vulnerable to integer overflow in (S)ProcXIBarrierReleasePointer functions allowing malicious X client to cause X server to crash or possibly execute arbitrary code.9.8
- CVE-2017-12177xorg-x11-server before 1.19.5 was vulnerable to integer overflow in ProcDbeGetVisualInfo function allowing malicious X client to cause X server to crash or possibly execute arbitrary code.9.8
- CVE-2017-12186xorg-x11-server before 1.19.5 was missing length validation in X-Resource extension allowing malicious X client to cause X server to crash or possibly execute arbitrary code.9.8
- CVE-2017-12184xorg-x11-server before 1.19.5 was missing length validation in XINERAMA extension allowing malicious X client to cause X server to crash or possibly execute arbitrary code.9.8
- CVE-2017-12180xorg-x11-server before 1.19.5 was missing length validation in XFree86 VidModeExtension allowing malicious X client to cause X server to crash or possibly execute arbitrary code.9.8
Product grouping is registry-driven, with AI assist and human review. How it works