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CVE
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CVE-2007-4990

Date: (C)2007-10-05   (M)2017-10-04 


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.

CVSS Score: 7.5Access Vector: NETWORK
Exploit Score: 10.0Access Complexity: LOW
Impact Score: 6.4Authentication: NONE
 Confidentiality: PARTIAL
 Integrity: PARTIAL
 Availability: PARTIAL





Reference:
SECTRACK-1018763
SUNALERT-103114
SUNALERT-200642
http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=602
http://www.securityfocus.com/archive/1/archive/1/481432/100/0/threaded
BID-25898
SECUNIA-27040
SECUNIA-27052
SECUNIA-27060
SECUNIA-27176
SECUNIA-27228
SECUNIA-27240
SECUNIA-27560
SECUNIA-28004
SECUNIA-28514
SECUNIA-28536
SECUNIA-28542
SECUNIA-29420
ADV-2007-3337
ADV-2007-3338
ADV-2007-3467
ADV-2008-0149
ADV-2008-0924
APPLE-SA-2008-03-18
FEDORA-2007-4263
GLSA-200710-11
HPSBUX02303
MDKSA-2007:210
RHSA-2008:0029
RHSA-2008:0030
SSRT071468
SUSE-SA:2007:054
http://lists.freedesktop.org/archives/xorg-announce/2007-October/000416.html
http://bugs.freedesktop.org/show_bug.cgi?id=12299
http://bugs.gentoo.org/show_bug.cgi?id=194606
http://docs.info.apple.com/article.html?artnum=307562
https://issues.rpath.com/browse/RPL-1756
xfs-queryxbitmaps-queryxextents-bo(36920)

CWE    1
CWE-189

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