CVE-2006-3740
Integer overflow in the scan_cidfont function in X.Org 6.8.2 and XFree86 X server allows local users to execute arbitrary code via crafted (1) CMap and (2) CIDFont font data with modified item counts in the (a) begincodespacerange, (b) cidrange, and (c)…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.52%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Integer overflow in the scan_cidfont function in X.Org 6.8.2 and XFree86 X server allows local users to execute arbitrary code via crafted (1) CMap and (2) CIDFont font data with modified item counts in the (a) begincodespacerange, (b) cidrange, and (c) notdefrange sections.
- CVSS 2.0
- 7.2 HIGHAV:L/AC:L/Au:N/C:C/I:C/A:C
- EPSS
- 0.52% probability · 43th percentile
- CISA KEV
- Not listed
- Affected
- x.org/x.org · xfree86 project/xfree86 x
- Source
- secalert@redhat.com
References
- http://secunia.com/advisories/21864
- http://secunia.com/advisories/21889
- http://secunia.com/advisories/21890
- http://secunia.com/advisories/21894
- http://secunia.com/advisories/21900
- http://secunia.com/advisories/21904
- http://secunia.com/advisories/21908
- http://secunia.com/advisories/21924
- http://secunia.com/advisories/22080
- http://secunia.com/advisories/22141
- http://secunia.com/advisories/22332
- http://secunia.com/advisories/22560
- http://secunia.com/advisories/23033
- http://secunia.com/advisories/23899
- http://secunia.com/advisories/23907
- http://secunia.com/advisories/24636
- http://security.gentoo.org/glsa/glsa-200609-07.xml
- http://securitytracker.com/id?1016828
- http://sunsolve.sun.com/search/document.do?assetkey=1-26-102780-1
- http://support.avaya.com/elmodocs2/security/ASA-2006-190.htm
- http://support.avaya.com/elmodocs2/security/ASA-2006-191.htm
- http://www.debian.org/security/2006/dsa-1193
- http://www.idefense.com/intelligence/vulnerabilities/display.php?id=411Patch, Vendor Advisory
- http://www.mandriva.com/security/advisories?name=MDKSA-2006:164
- http://www.novell.com/linux/security/advisories/2006_23_sr.html
- http://www.redhat.com/support/errata/RHSA-2006-0665.htmlPatch, Vendor Advisory
- http://www.redhat.com/support/errata/RHSA-2006-0666.htmlPatch, Vendor Advisory
- http://www.securityfocus.com/archive/1/445812/100/0/threaded
- http://www.securityfocus.com/archive/1/464268/100/0/threaded
- http://www.securityfocus.com/bid/19974
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.