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x11 vulnerabilities

5 published CVES affecting x11, from public sources (CVE.org, NVD, CISA KEV, FIRST EPSS, OSV).

Total
5
Critical
0
High
4
Medium
1
Low
0
Unscored
0
CISA KEV
0

Latest x11 CVEs

Newest publication first

  1. HighCVSS 10.0 EPSS 3.6%

    Multiple integer overflows in the Render extension in the X server 1.4 in X.Org X11R7.3 allow context-dependent attackers to execute arbitrary code via a (1) SProcRenderCreateLinearGradient, (2) SProcRenderCreateRadialGradient, or (3) SProcRenderCreateConicalGradient request with...

  2. HighCVSS 9.0 EPSS 3.2%

    Integer overflow in the AllocateGlyph function in the Render extension in the X server 1.4 in X.Org X11R7.3 allows context-dependent attackers to execute arbitrary code via unspecified request fields that are used to calculate a heap buffer size, which triggers a heap-based buffe...

  3. HighCVSS 9.0 EPSS 2.7%

    The (1) SProcRecordCreateContext and (2) SProcRecordRegisterClients functions in the Record extension and the (3) SProcSecurityGenerateAuthorization function in the Security extension in the X server 1.4 in X.Org X11R7.3 allow context-dependent attackers to execute arbitrary code...

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.