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x.org vulnerabilities

207 published CVES affecting x.org, from public sources (CVE.org, NVD, CISA KEV, FIRST EPSS, OSV).

Total
207
Critical
29
High
108
Medium
63
Low
7
Unscored
0
CISA KEV
0
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Latest x.org CVEs

Newest publication first · page 1 of 9

  1. MediumCVSS 5.3 EPSS 0.17%

    A use after free caused by missing lifecycle management of gesture sprites in GestureBuildSprite() in X.Org X Server before 21.1.25 and XWayland before 24.1.14 could be used by authenticated X clients to crash the X server or potentially execute code.

  2. HighCVSS 7.8 EPSS 0.20%

    A heap buffer overflow caused by a XIPassiveUngrabDevice request with an out-of-range modifier value in X.Org X Server before 21.1.15 and XWayland before 24.1.14 could be used by authenticated X clients to crash or potentially execute code in X server context.

  3. HighCVSS 7.8 EPSS 0.20%

    A heap buffer overflow caused by mismatched size usage in CopyArea CPU-to-FBO path in X.Org X Server before 21.1.15 and XWayland before 24.1.14 could be used by authenticated X clients to crash or potentially execute code in the X server context.

  4. HighCVSS 7.8 EPSS 0.20%

    A heap buffer overflow caused by mismatching size calculations between XkbAllocNames and ChangeKeycodeRange in X.org X server before 2.1.25 and XWayland before 24.1.14 could be used by authenticated X clients to crash or potentially execute code in X server context.

  5. HighCVSS 7.8 EPSS 0.20%

    An integer truncation issue in XkbResizeKeyType() that could lead to a heap buffer overflow by authenticated X clients in X.org X server before 21.1.25 and XWayland before 24.1.14 could be exploited for crashes or potential code execution in the X server.

  6. HighCVSS 8.5 EPSS 0.19%

    A heap buffer overflow in handling GLX RenderLarge request where dataBytes exceeds cmdlen in X.org X server before 21.1.25 and XWayland before 24.1.14 that could be be triggered by an authenticated X client could cause crashes or code execution in X server context.

  7. MediumCVSS 5.5 EPSS 0.19%

    A use-after-free caused by lack of lifecycle management when adding / removing XInput master devices in X.org X Server before 21.1.25 and XWayland before 24.1.14 could be used by authenticated X Clients to crash the X server or potentially execute code in X server context.

  8. MediumCVSS 6.8 EPSS 0.19%

    A use-after-free in present_clear_window_notifies() in the X.org X Server before 21.1.25 and X Wayland before 24.1.14 could be used by malicious X clients to crash or potentially execute code in the X server context.

Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.