CVE-2019-11713 — Use After Free in Mozilla Firefox

CWE-416 — Use After Free12 documents7 sources
Severity
9.8CRITICALNVD
EPSS
1.5%
top 18.91%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
6
Mozilla FirefoxMozilla Firefox ESRMozilla Thunderbird+3 more
Timeline
PublishedJul 23
Latest updateMay 24

Description

A use-after-free vulnerability can occur in HTTP/2 when a cached HTTP/2 stream is closed while still in use, resulting in a potentially exploitable crash. This vulnerability affects Firefox ESR < 60.8, Firefox < 68, and Thunderbird < 60.8.

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 Packages11 packages

▶debiandebian/firefox< firefox 68.0-1 (sid)
▶CVEListV5mozilla/firefoxunspecified — 68
▶NVDmozilla/firefox< 60.8.0+1
▶debiandebian/firefox-esr< firefox 68.0-1 (sid)
▶CVEListV5mozilla/firefox_esrunspecified — 60.8

🔴Vulnerability Details

5
GHSA
GHSA-h68r-8w79-hfx9: A use-after-free vulnerability can occur in HTTP/2 when a cached HTTP/2 stream is closed while still in use, resulting in a potentially exploitable cr↗2022-05-24
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OSV
firefox regressions↗2019-07-25
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OSV
CVE-2019-11713: A use-after-free vulnerability can occur in HTTP/2 when a cached HTTP/2 stream is closed while still in use, resulting in a potentially exploitable cr↗2019-07-23
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OSV
thunderbird vulnerabilities↗2019-07-17
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OSV
firefox vulnerabilities↗2019-07-12
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📋Vendor Advisories

5
Ubuntu
Firefox regressions↗2019-07-25
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Ubuntu
Thunderbird vulnerabilities↗2019-07-17
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Ubuntu
Firefox vulnerabilities↗2019-07-12
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Red Hat
Mozilla: Use-after-free with HTTP/2 cached stream↗2019-07-10
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Debian
CVE-2019-11713: firefox - A use-after-free vulnerability can occur in HTTP/2 when a cached HTTP/2 stream i...↗2019
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💬Community

1
Bugzilla
CVE-2019-11713 Mozilla: Use-after-free with HTTP/2 cached stream↗2019-07-10
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