CVE-2017-5439 — Use After Free in Mozilla Firefox

CWE-416 — Use After Free10 documents8 sources
Severity
9.8CRITICALNVD
EPSS
1.9%
top 16.65%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
10
Mozilla FirefoxMozilla Firefox ESRMozilla Thunderbird+7 more
Timeline
PublishedJun 11
Latest updateMay 14

Description

A use-after-free vulnerability during XSLT processing due to poor handling of template parameters. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 45.9, Firefox ESR < 52.1, and Firefox < 53.

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages8 packages

▶CVEListV5mozilla/firefoxunspecified — 53
▶NVDmozilla/firefox52.0 — 52.1.0+2
▶CVEListV5mozilla/firefox_esrunspecified — 45.9+1
▶CVEListV5mozilla/thunderbirdunspecified — 52.1
▶NVDmozilla/thunderbird< 52.1.0

Also affects: Debian Linux 9.0, Enterprise Linux 6.0, 7.0, 7.3, 7.4, 7.5

🔴Vulnerability Details

4
GHSA
GHSA-fpmh-wc67-23jx: A use-after-free vulnerability during XSLT processing due to poor handling of template parameters↗2022-05-14
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CVEList
CVE-2017-5439: A use-after-free vulnerability during XSLT processing due to poor handling of template parameters↗2018-06-11
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OSV
CVE-2017-5439: A use-after-free vulnerability during XSLT processing due to poor handling of template parameters↗2018-06-11
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OSV
firefox vulnerabilities↗2017-04-21
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📋Vendor Advisories

4
Ubuntu
Thunderbird vulnerabilities↗2017-05-16
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Ubuntu
Firefox vulnerabilities↗2017-04-21
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Red Hat
Mozilla: Use-after-free in nsTArray Length() during XSLT processing (MFSA 2017-11, MFSA 2017-12)↗2017-04-19
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Debian
CVE-2017-5439: firefox - A use-after-free vulnerability during XSLT processing due to poor handling of te...↗2017
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💬Community

1
Bugzilla
CVE-2017-5439 Mozilla: Use-after-free in nsTArray Length() during XSLT processing (MFSA 2017-11, MFSA 2017-12)↗2017-04-19
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CVE-2017-5439 — Use After Free in Mozilla Firefox | cvebase