The swap_char2b function in X.Org X Font Server (xfs) before 1.0.5 allows context-dependent attackers to execute arbitrary code via (1) QueryXBitmaps and (2) QueryXExtents protocol requests with crafted size values that specify an arbitrary number of bytes to be swapped on the heap, which triggers heap corruption.
Max CVSS
7.5
EPSS Score
3.19%
Published
2007-10-05
Updated
2018-10-15
Integer overflow in the build_range function in X.Org X Font Server (xfs) before 1.0.5 allows context-dependent attackers to execute arbitrary code via (1) QueryXBitmaps and (2) QueryXExtents protocol requests with crafted size values, which triggers a heap-based buffer overflow.
Max CVSS
6.8
EPSS Score
90.52%
Published
2007-10-05
Updated
2023-02-13
2 vulnerabilities found
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