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Fencer Intel
medium 6.8

CVE-2015-1283 json

Multiple integer overflows in the XML_GetBuffer function in Expat through 2.1.0, as used in Google Chrome before 44.0.2403.89 and other pro…

published 2015-07-23 11 y ago modified 2026-06-17 4 mo ago also EUVD-2015-1424

cvss
6.8
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
18.3%
EPSS 18.3% chance of exploitation in 30 days, percentile 97%
public exploits
0
none known

Summary

Multiple integer overflows in the XML_GetBuffer function in Expat through 2.1.0, as used in Google Chrome before 44.0.2403.89 and other products, allow remote attackers to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact via crafted XML data, a related issue to CVE-2015-2716.

Patch / fix

  • python python 2.7.12, 3.3.7, 3.4.5, 3.5.2
  • expat Debian 14, Debian 13, Debian 12 2.1.0-7

debian advisories DEBIAN-CVE-2015-1283

  • expat Ubuntu 14.04 LTS 2.1.0-4ubuntu1.1
  • oxide-qt Ubuntu 14.04 LTS 1.8.4-0ubuntu0.14.04.2
  • chromium-browser Ubuntu 14.04 LTS 44.0.2403.89-0ubuntu0.14.04.1.1095
  • vnc4 Ubuntu Pro 14.04 LTS 4.1.1+xorg4.3.0-37ubuntu5.0.2+esm1
  • vnc4 Ubuntu Pro 16.04 LTS 4.1.1+xorg4.3.0-37.3ubuntu2.1+esm1
  • libxmltok Ubuntu Pro 16.04 LTS 1.2-3ubuntu0.16.04.1~esm2
  • libxmltok Ubuntu Pro 18.04 LTS 1.2-4ubuntu0.18.04.1~esm4
  • libxmltok Ubuntu Pro 20.04 LTS 1.2-4ubuntu0.20.04.1~esm4

ubuntu advisories UBUNTU-CVE-2015-1283

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • chromium-browser RHEL 6 EXTRAS 44.0.2403.89-1.el6

red hat advisories RHSA-2015:1499

  • expat Studio Onsite 1.3, SLES for SAP 11 SP4, SLES 11 SP4 +1 more 2.0.1-88.38.1
  • expat SLES for SAP 12 SP1, SLES for SAP 12, SLES 12 SP1 +5 more 2.1.0-17.1

suse advisories SUSE-SU-2016:1512-1SUSE-SU-2016:1508-1

  • expat openSUSE Tumbleweed 2.2.0-3.1
  • chromium openSUSE Tumbleweed 55.0.2883.75-3.1
  • chromium openSUSE Tumbleweed 113.0.5672.92-1.1

opensuse advisories openSUSE-SU-2024:10077-1openSUSE-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-2015-1283 updated cvss 6.8

chromium-browser: Heap-buffer-overflow in expat.

  • Red Hat Enterprise Linux Desktop Supplementary (v. 6) chromium-browser 44.0.2403.89-1.el6 Red Hat Enterprise Linux Server Supplementary (v. 6) chromium-browser 44.0.2403.89-1.el6 Red Hat Enterprise Linux Workstation Supplementary (v. 6) chromium-browser 44.0.2403.89-1.el6
    fixed: vendor fix RHSA-2015:1499

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

18.32% chance of exploitation in the next 30 days, higher than 97% 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
  • CWE-190 Integer Overflow or Wraparound
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.