CVE-2015-7218 — Integer Underflow (Wrap or Wraparound) in Mozilla Firefox

CWE-1897 documents6 sources
Severity
5.0MEDIUMNVD
OSV10.0
EPSS
1.3%
top 20.53%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
Mozilla FirefoxFedoraproject FedoraOpensuse Leap+1 more
Timeline
PublishedDec 16
Latest updateMay 14

Description

The HTTP/2 implementation in Mozilla Firefox before 43.0 allows remote attackers to cause a denial of service (integer underflow, assertion failure, and application exit) via a single-byte header frame that triggers incorrect memory allocation.

CVSS vector

AV:N/AC:L/C:N/I:N/A:PExploitability: 10.0 | Impact: 2.9

Affected Packages4 packages

▶Ubuntumozilla/firefox< 43.0+build1-0ubuntu0.14.04.1
▶NVDmozilla/firefox42.0
▶NVDopensuse/leap42.1
▶NVDopensuse/opensuse13.1, 13.2+1

Also affects: Fedora 22, 23

🔴Vulnerability Details

3
GHSA
GHSA-86v9-wc7f-xw96: The HTTP/2 implementation in Mozilla Firefox before 43↗2022-05-14
▶
OSV
CVE-2015-7218: The HTTP/2 implementation in Mozilla Firefox before 43↗2015-12-15
▶
OSV
firefox vulnerabilities↗2015-12-15
▶

📋Vendor Advisories

2
Red Hat
Mozilla: DOS due to malformed frames in HTTP/2 (MFSA 2015-142)↗2015-12-16
▶
Ubuntu
Firefox vulnerabilities↗2015-12-15
▶

💬Community

1
Bugzilla
CVE-2015-7218 CVE-2015-7219 Mozilla: DOS due to malformed frames in HTTP/2 (MFSA 2015-142)↗2015-12-15
▶
CVE-2015-7218 — Integer Underflow (Wrap or Wraparound) | cvebase