Solution
Please Install the Updated Packages.
Insight
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. (CVE-2007-4568)
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. (CVE-2007-4990)
Updated package fixes these issues.
Affected
xfs on Mandriva Linux 2007.0,
Mandriva Linux 2007.0/X86_64,
Mandriva Linux 2007.1,
Mandriva Linux 2007.1/X86_64
Severity
Classification
-
CVE CVE-2007-4568, CVE-2007-4990 -
CVSS Base Score: 7.5
AV:N/AC:L/Au:N/C:P/I:P/A:P
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