Vulnerability in X X11

CVE-2008-1377

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 via requests with crafted length values that specify an arbitrary number of bytes to be swapped on the heap, which triggers heap corruption.

EPSS: 0.027 (84.4th percentile) — read the EPSS interpretation.

Affected products

  • X X11 — versions r7.3
  • N/a — versions n/a

Weakness classification (CWE)

References