X.org / X Server
97 CVEs
| CVE ID | Description | Severity | CVSS | Published |
|---|---|---|---|---|
| CVE-2026-55999 | xorg-server / xwayland glamor font atlas Heap Buffer Overflow | HIGH | 8.5 | Jul 8, 2026 |
| CVE-2026-56000 | xorg-x11-server / xwayland GLX contextTags Use-After-Free in CommonMakeCurrent() | CRITICAL | 9.0 | Jul 8, 2026 |
| CVE-2026-50263 | Xorg-x11-server: xorg-x11-server-xwayland: xorg-x11-server: use-after-free information disclosure in createsaverwindow() | MEDIUM | 5.5 | Jun 5, 2026 |
| CVE-2026-50262 | Xorg-x11-server: xorg-x11-server-xwayland: xorg-x11-server: out-of-bounds read/write in glx changedrawableattributes | MEDIUM | 5.5 | Jun 5, 2026 |
| CVE-2026-50264 | Xorg-x11-server: xorg-x11-server-xwayland: xorg-x11-server: out-of-bounds heap write in dri2 drigetbuffers/drigetbufferswithformat | HIGH | 7.8 | Jun 5, 2026 |
| CVE-2026-50261 | Xorg-x11-server: xorg-x11-server-xwayland: xorg-x11-server: use-after-free in syncchangecounter() | HIGH | 7.8 | Jun 5, 2026 |
| CVE-2026-50260 | Xorg-x11-server: xorg-x11-server-xwayland: xorg-x11-server: use-after-free in freecounter() | HIGH | 7.8 | Jun 5, 2026 |
| CVE-2026-50258 | Xorg-x11-server: xorg-x11-server-xwayland: xorg-x11-server: stack buffer overflow in xkb key types due to unchecked shift levels | HIGH | 7.8 | Jun 5, 2026 |
| CVE-2026-50259 | Xorg-x11-server: xorg-x11-server-xwayland: xorg-x11-server: stack buffer overflow in xkb setmap request via mapwidths indexing | HIGH | 7.8 | Jun 5, 2026 |
| CVE-2026-50256 | Xorg-x11-server: xorg-x11-server-xwayland: xorg-x11-server: stack buffer overflow in font alias resolution due to libxfont2 name length mismatch | HIGH | 7.8 | Jun 5, 2026 |
| CVE-2026-50257 | Xorg-x11-server: xorg-x11-server-xwayland: xorg-x11-server: use-after-free in misyncdestroyfence() | HIGH | 7.8 | Jun 5, 2026 |
| CVE-2026-34002 | Xorg: xwayland: x.org x server: information disclosure or denial of service via out-of-bounds read in xkb modifier map handling | CRITICAL | 9.1 | May 5, 2026 |
| CVE-2026-34000 | Xwayland: xorg: x.org x server: information disclosure and denial of service via out-of-bounds read in xkb geometry processing. | CRITICAL | 9.1 | May 5, 2026 |
| CVE-2025-62230 | Xorg: xwayland: use-after-free in xkb client resource removal | HIGH | 7.3 | Oct 30, 2025 |
| CVE-2025-62231 | Xorg: xmayland: value overflow in xkbsetcompatmap() | HIGH | 7.3 | Oct 30, 2025 |
| CVE-2022-49737 | In X.Org X server 20.11 through 21.1.16, when a client application uses easystroke for mouse gestures, the main thread modifies various data structures used by… | HIGH | 7.7 | Mar 16, 2025 |
| CVE-2025-26601 | Xorg: xwayland: use-after-free in syncinittrigger() | HIGH | 7.8 | Feb 25, 2025 |
| CVE-2025-26600 | Xorg: xwayland: use-after-free in playreleasedevents() | HIGH | 7.8 | Feb 25, 2025 |
| CVE-2025-26599 | Xorg: xwayland: use of uninitialized pointer in compredirectwindow() | HIGH | 7.8 | Feb 25, 2025 |
| CVE-2025-26598 | Xorg: xwayland: out-of-bounds write in createpointerbarrierclient() | HIGH | 7.8 | Feb 25, 2025 |
| CVE-2025-26597 | Xorg: xwayland: buffer overflow in xkbchangetypesofkey() | HIGH | 7.8 | Feb 25, 2025 |
| CVE-2025-26596 | Xorg: xwayland: heap overflow in xkbwritekeysyms() | HIGH | 7.8 | Feb 25, 2025 |
| CVE-2025-26595 | Xorg: xwayland: buffer overflow in xkbvmodmasktext() | HIGH | 7.8 | Feb 25, 2025 |
| CVE-2025-26594 | X.org: xwayland: use-after-free of the root cursor | HIGH | 7.8 | Feb 25, 2025 |
| CVE-2024-0229 | Xorg-x11-server: reattaching to different master device may lead to out-of-bounds memory access | HIGH | 7.8 | Feb 9, 2024 |
Showing 1 to 25 of 97 CVEs