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.
2007-10-05T21:17:00.000
2025-04-09T00:30:58.490
Deferred
CVSSv2: 6.8 (MEDIUM)
AV:N/AC:M/Au:N/C:P/I:P/A:P
8.6
6.4
Type | Vendor | Product | Version/Range | Vulnerable? |
---|---|---|---|---|
Application | x.org | x_font_server | 1.0.1 | Yes |
Application | x.org | x_font_server | 1.0.2 | Yes |
Application | x.org | x_font_server | 1.0.4 | Yes |