Vulnerability Report

CVE-2011-3193

Title: Qt RCE

Memory Corruption

Proof Of Concept

No public PoC currently indexed for CVE-2011-3193.

CWE Category CWE-787
Published Date Jun 16, 2012
Modified Date Apr 29, 2026
Exploit Status Not Found
Score 9.3 CVSS v2.0
Exploit Probability (EPSS)
9.73%

Vulnerability Summary

CVE-2011-3193: Heap-based buffer overflow in the Lookup_MarkMarkPos function in the HarfBuzz module (harfbuzz-gpos.c), as used by Qt before 4.7.4 and Pango, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted font file.

Impacted Vendors

T
trolltech 1
Q
qt 1
P
pango 1
G
gnome 1

Reference Links

http://cgit.freedesktop.org/harfbuzz.old/commit/?id=81c8ef785b079980ad5b46be4fe7c7bf156dbf65 http://cgit.freedesktop.org/harfbuzz/commit/src/harfbuzz-gpos.c?id=da2c52abcd75d46929b34cad55c4fb2c8892bc08 http://git.gnome.org/browse/pango/commit/pango/opentype/harfbuzz-gpos.c?id=a7a715480db66148b1f487528887508a7991dcd0 http://lists.opensuse.org/opensuse-updates/2011-10/msg00007.html http://lists.opensuse.org/opensuse-updates/2011-10/msg00008.html http://rhn.redhat.com/errata/RHSA-2011-1323.html http://rhn.redhat.com/errata/RHSA-2011-1324.html http://rhn.redhat.com/errata/RHSA-2011-1325.html http://rhn.redhat.com/errata/RHSA-2011-1326.html http://rhn.redhat.com/errata/RHSA-2011-1327.html http://rhn.redhat.com/errata/RHSA-2011-1328.html http://secunia.com/advisories/41537 http://secunia.com/advisories/46117 http://secunia.com/advisories/46118 http://secunia.com/advisories/46119 http://secunia.com/advisories/46128 http://secunia.com/advisories/46371 http://secunia.com/advisories/46410 http://secunia.com/advisories/49895 http://www.openwall.com/lists/oss-security/2011/08/22/6 http://www.openwall.com/lists/oss-security/2011/08/24/8 http://www.openwall.com/lists/oss-security/2011/08/25/1 http://www.osvdb.org/75652 http://www.securityfocus.com/bid/49723 http://www.ubuntu.com/usn/USN-1504-1 https://exchange.xforce.ibmcloud.com/vulnerabilities/69991 https://hermes.opensuse.org/messages/12056605 https://qt.gitorious.org/qt/qt/commit/9ae6f2f9a57f0c3096d5785913e437953fa6775c http://cgit.freedesktop.org/harfbuzz.old/commit/?id=81c8ef785b079980ad5b46be4fe7c7bf156dbf65 http://cgit.freedesktop.org/harfbuzz/commit/src/harfbuzz-gpos.c?id=da2c52abcd75d46929b34cad55c4fb2c8892bc08 http://git.gnome.org/browse/pango/commit/pango/opentype/harfbuzz-gpos.c?id=a7a715480db66148b1f487528887508a7991dcd0 http://lists.opensuse.org/opensuse-updates/2011-10/msg00007.html http://lists.opensuse.org/opensuse-updates/2011-10/msg00008.html http://rhn.redhat.com/errata/RHSA-2011-1323.html http://rhn.redhat.com/errata/RHSA-2011-1324.html http://rhn.redhat.com/errata/RHSA-2011-1325.html http://rhn.redhat.com/errata/RHSA-2011-1326.html http://rhn.redhat.com/errata/RHSA-2011-1327.html http://rhn.redhat.com/errata/RHSA-2011-1328.html http://secunia.com/advisories/41537 http://secunia.com/advisories/46117 http://secunia.com/advisories/46118 http://secunia.com/advisories/46119 http://secunia.com/advisories/46128 http://secunia.com/advisories/46371 http://secunia.com/advisories/46410 http://secunia.com/advisories/49895 http://www.openwall.com/lists/oss-security/2011/08/22/6 http://www.openwall.com/lists/oss-security/2011/08/24/8 http://www.openwall.com/lists/oss-security/2011/08/25/1 http://www.osvdb.org/75652 http://www.securityfocus.com/bid/49723 http://www.ubuntu.com/usn/USN-1504-1 https://exchange.xforce.ibmcloud.com/vulnerabilities/69991 https://hermes.opensuse.org/messages/12056605 https://qt.gitorious.org/qt/qt/commit/9ae6f2f9a57f0c3096d5785913e437953fa6775c
CVSS v2.0
Source Entity [email protected]
Severity HIGH
9.3
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:N/AC:M/Au:N/C:C/I:C/A:C

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2011-3193 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector N/A
Complexity N/A
Privileges N/A
Interaction NONE
CVSS Vector String AV:N/AC:M/Au:N/C:C/I:C/A:C

Affected Stack

No specific products linked.