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…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (7.25%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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 (crash) and possibly execute arbitrary code via a crafted font file.
- CVSS 2.0
- 9.3 HIGHAV:N/AC:M/Au:N/C:C/I:C/A:C
- EPSS
- 7.25% probability · 94th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-787
- Affected
- gnome/pango · qt/qt · canonical/ubuntu linux · redhat/enterprise linux desktop · redhat/enterprise linux eus · redhat/enterprise linux server · redhat/enterprise linux workstation · opensuse/opensuse
- Source
- secalert@redhat.com
References
- http://cgit.freedesktop.org/harfbuzz.old/commit/?id=81c8ef785b079980ad5b46be4fe7c7bf156dbf65Patch, Third Party Advisory
- http://cgit.freedesktop.org/harfbuzz/commit/src/harfbuzz-gpos.c?id=da2c52abcd75d46929b34cad55c4fb2c8892bc08Patch, Third Party Advisory
- http://git.gnome.org/browse/pango/commit/pango/opentype/harfbuzz-gpos.c?id=a7a715480db66148b1f487528887508a7991dcd0Patch, Vendor Advisory
- http://lists.opensuse.org/opensuse-updates/2011-10/msg00007.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-updates/2011-10/msg00008.htmlMailing List, Third Party Advisory
- http://rhn.redhat.com/errata/RHSA-2011-1323.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2011-1324.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2011-1325.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2011-1326.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2011-1327.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2011-1328.htmlThird Party Advisory
- http://secunia.com/advisories/41537Third Party Advisory
- http://secunia.com/advisories/46117Third Party Advisory
- http://secunia.com/advisories/46118Third Party Advisory
- http://secunia.com/advisories/46119Third Party Advisory
- http://secunia.com/advisories/46128Third Party Advisory
- http://secunia.com/advisories/46371Third Party Advisory
- http://secunia.com/advisories/46410Third Party Advisory
- http://secunia.com/advisories/49895Third Party Advisory
- http://www.openwall.com/lists/oss-security/2011/08/22/6Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2011/08/24/8Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2011/08/25/1Mailing List, Third Party Advisory
- http://www.osvdb.org/75652Broken Link
- http://www.securityfocus.com/bid/49723Third Party Advisory, VDB Entry
- http://www.ubuntu.com/usn/USN-1504-1Third Party Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/69991Third Party Advisory, VDB Entry
- https://hermes.opensuse.org/messages/12056605Broken Link
- https://qt.gitorious.org/qt/qt/commit/9ae6f2f9a57f0c3096d5785913e437953fa6775cBroken Link
- http://cgit.freedesktop.org/harfbuzz.old/commit/?id=81c8ef785b079980ad5b46be4fe7c7bf156dbf65Patch, Third Party Advisory
- http://cgit.freedesktop.org/harfbuzz/commit/src/harfbuzz-gpos.c?id=da2c52abcd75d46929b34cad55c4fb2c8892bc08Patch, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.