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
02 Description
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
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 7.17% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 94.2% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- Moderate. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2012-06-16 00:00Z14 YR AGO
- Last updated
- 2024-08-06 23:29Z2 YR AGO
- Reserved
- 2011-08-19
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-787Out-of-bounds WriteBase
- Data version
- 5.1
- Document digest
- 3b0674f581e2bea16175924de428d149f9c94c0fcdbc3e6a630aa987ec546808
05 Affected products
06 References
- secunia.com46371http://secunia.com/advisories/46371
- git.gnome.orghttp://git.gnome.org/browse/pango/commit/pango/opentype/harfbuzz-gpos.c?id=a7a715480db66148b1f487528887508a7991dcd0
- www.ubuntu.comUSN-1504-1http://www.ubuntu.com/usn/USN-1504-1
- www.openwall.com[oss-security] 20120824 Re: CVE request: libqt4: two memory issueshttp://www.openwall.com/lists/oss-security/2011/08/24/8
- lists.opensuse.orgopenSUSE-SU-2011:1119http://lists.opensuse.org/opensuse-updates/2011-10/msg00007.html
- secunia.com41537http://secunia.com/advisories/41537
- secunia.com46410http://secunia.com/advisories/46410
- rhn.redhat.comRHSA-2011:1327http://rhn.redhat.com/errata/RHSA-2011-1327.html
- rhn.redhat.comRHSA-2011:1325http://rhn.redhat.com/errata/RHSA-2011-1325.html
- www.openwall.com[oss-security] 20120822 CVE request: libqt4: two memory issueshttp://www.openwall.com/lists/oss-security/2011/08/22/6
- secunia.com46128http://secunia.com/advisories/46128
- rhn.redhat.comRHSA-2011:1324http://rhn.redhat.com/errata/RHSA-2011-1324.html
- www.openwall.com[oss-security] 20120825 Re: CVE request: libqt4: two memory issueshttp://www.openwall.com/lists/oss-security/2011/08/25/1
- secunia.com49895http://secunia.com/advisories/49895
- secunia.com46117http://secunia.com/advisories/46117
- rhn.redhat.comRHSA-2011:1326http://rhn.redhat.com/errata/RHSA-2011-1326.html
- secunia.com46119http://secunia.com/advisories/46119
- www.securityfocus.com49723http://www.securityfocus.com/bid/49723
- cgit.freedesktop.orghttp://cgit.freedesktop.org/harfbuzz/commit/src/harfbuzz-gpos.c?id=da2c52abcd75d46929b34cad55c4fb2c8892bc08
- rhn.redhat.comRHSA-2011:1323http://rhn.redhat.com/errata/RHSA-2011-1323.html
- hermes.opensuse.orgSUSE-SU-2011:1113https://hermes.opensuse.org/messages/12056605
- cgit.freedesktop.orghttp://cgit.freedesktop.org/harfbuzz.old/commit/?id=81c8ef785b079980ad5b46be4fe7c7bf156dbf65
- rhn.redhat.comRHSA-2011:1328http://rhn.redhat.com/errata/RHSA-2011-1328.html
- qt.gitorious.orghttps://qt.gitorious.org/qt/qt/commit/9ae6f2f9a57f0c3096d5785913e437953fa6775c
- www.osvdb.org75652http://www.osvdb.org/75652
- secunia.com46118http://secunia.com/advisories/46118
- exchange.xforce.ibmcloud.compango-harfbuzz-bo(69991)https://exchange.xforce.ibmcloud.com/vulnerabilities/69991
- lists.opensuse.orgopenSUSE-SU-2011:1120http://lists.opensuse.org/opensuse-updates/2011-10/msg00008.html
07 Fixed in
Debian 12
- pango1.0 Fixed in 1.28.3-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- pango1.0 Fixed in 1.28.3-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- pango1.0 Fixed in 1.28.3-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.