CVE-2016-5271 — Out-of-bounds Read in Firefox

CWE-125 — Out-of-bounds Read8 documents7 sources
Severity
6.5MEDIUMNVD
EPSS
0.4%
top 37.46%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Mozilla FirefoxDebian FirefoxDebian Firefox-esr
Timeline
PublishedSep 22
Latest updateMay 17

Description

The PropertyProvider::GetSpacingInternal function in Mozilla Firefox before 49.0 allows remote attackers to cause a denial of service (out-of-bounds read and application crash) via text runs in conjunction with a "display: contents" Cascading Style Sheets (CSS) property.

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HExploitability: 2.8 | Impact: 3.6

Affected Packages4 packages

▶Ubuntumozilla/firefox< 49.0+build4-0ubuntu0.14.04.1+1
▶NVDmozilla/firefox48.0.2
▶debiandebian/firefox< firefox 49.0-1 (sid)
▶debiandebian/firefox-esr< firefox 49.0-1 (sid)

🔴Vulnerability Details

3
GHSA
GHSA-fw5c-gh38-g4gg: The PropertyProvider::GetSpacingInternal function in Mozilla Firefox before 49↗2022-05-17
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OSV
CVE-2016-5271: The PropertyProvider::GetSpacingInternal function in Mozilla Firefox before 49↗2016-09-22
▶
OSV
firefox vulnerabilities↗2016-09-22
▶

📋Vendor Advisories

3
Ubuntu
Firefox vulnerabilities↗2016-09-22
▶
Red Hat
Mozilla: Out-of-bounds read in PropertyProvider::GetSpacingInternal (MFSA 2016-85)↗2016-09-20
▶
Debian
CVE-2016-5271: firefox - The PropertyProvider::GetSpacingInternal function in Mozilla Firefox before 49.0...↗2016
▶

💬Community

1
Bugzilla
CVE-2016-5271 Mozilla: Out-of-bounds read in PropertyProvider::GetSpacingInternal (MFSA 2016-85)↗2016-09-20
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