Skip to content
Fencer Intel
medium 6.8

CVE-2012-2807 json

Multiple integer overflows in libxml2, as used in Google Chrome before 20.0.1132.43 and other products, on 64-bit Linux platforms allow rem…

published 2012-06-27 14 y ago modified 2026-06-16 4 mo ago also EUVD-2012-2787

cvss
6.8
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.6%
EPSS 1.6% chance of exploitation in 30 days, percentile 75%
public exploits
0
none known

Summary

Multiple integer overflows in libxml2, as used in Google Chrome before 20.0.1132.43 and other products, on 64-bit Linux platforms allow remote attackers to cause a denial of service or possibly have unspecified other impact via unknown vectors.

Patch / fix

  • libxml2 Debian 14, Debian 13, Debian 12 2.8.0+dfsg1-5

debian advisories DEBIAN-CVE-2012-2807

  • libxml2 RHEL 5 2.6.26-2.1.15.el5_8.5
  • libxml2 RHEL 6 2.7.6-8.el6_3.3
  • libxml2-python RHEL 5 2.6.26-2.1.15.el5_8.5
  • libxml2-python RHEL 6 2.7.6-8.el6_3.3

red hat advisories RHSA-2012:1288

  • chromium openSUSE Tumbleweed 55.0.2883.75-3.1
  • chromium openSUSE Tumbleweed 113.0.5672.92-1.1

opensuse advisories openSUSE-SU-2024:10171-1openSUSE-SU-2024:12948-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2012-2807 updated cvss 5.1

(64-bit): Multiple integer overflows, leading to DoS or possibly other unspecified impact

  • Red Hat Enterprise Linux (v. 5 server) libxml2 2.6.26-2.1.15.el5_8.5, libxml2-python 2.6.26-2.1.15.el5_8.5 Red Hat Enterprise Linux Desktop (v. 5 client) libxml2 2.6.26-2.1.15.el5_8.5, libxml2-python 2.6.26-2.1.15.el5_8.5 Red Hat Enterprise Linux Desktop (v. 6) libxml2 2.7.6-8.el6_3.3, libxml2-python 2.7.6-8.el6_3.3 Red Hat Enterprise Linux Desktop Optional (v. 6) libxml2 2.7.6-8.el6_3.3 Red Hat Enterprise Linux HPC Node (v. 6) libxml2 2.7.6-8.el6_3.3, libxml2-python 2.7.6-8.el6_3.3 Red Hat Enterprise Linux HPC Node Optional (v. 6) libxml2 2.7.6-8.el6_3.3
    +5 more products
    Red Hat Enterprise Linux Server (v. 6) libxml2 2.7.6-8.el6_3.3, libxml2-python 2.7.6-8.el6_3.3 Red Hat Enterprise Linux Server Optional (v. 6) libxml2 2.7.6-8.el6_3.3 Red Hat Enterprise Linux Workstation (v. 6) libxml2 2.7.6-8.el6_3.3, libxml2-python 2.7.6-8.el6_3.3 Red Hat Enterprise Linux Workstation Optional (v. 6) libxml2 2.7.6-8.el6_3.3 Red Hat RHEL Desktop Workstation (v. 5 client) libxml2 2.6.26-2.1.15.el5_8.5
    fixed: vendor fix RHSA-2012:1288
  • Red Hat Enterprise Linux 6 mingw32-libxml2
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

1.57% chance of exploitation in the next 30 days, higher than 75% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Classification

Weakness
Technology feeds

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.