CVE-2016-5254

CWE-416 — Use After Free8 documents8 sources
Severity
9.8CRITICAL
EPSS
1.5%
top 18.63%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Mozilla FirefoxOracle Linux
Timeline
PublishedAug 5
Latest updateMay 13

Description

Use-after-free vulnerability in the nsXULPopupManager::KeyDown function in Mozilla Firefox before 48.0 and Firefox ESR 45.x before 45.3 allows attackers to execute arbitrary code or cause a denial of service (heap memory corruption and application crash) by leveraging keyboard access to use the Alt key during selection of top-level menu items.

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 Packages3 packages

▶NVDmozilla/firefox47.0.1+4
▶Debianfirefox-esr< 45.3.0esr-1+3
▶NVDoracle/linux5.0, 6, 7+2

🔴Vulnerability Details

3
GHSA
GHSA-rr56-xh92-q28g: Use-after-free vulnerability in the nsXULPopupManager::KeyDown function in Mozilla Firefox before 48↗2022-05-13
▶
OSV
CVE-2016-5254: Use-after-free vulnerability in the nsXULPopupManager::KeyDown function in Mozilla Firefox before 48↗2016-08-05
▶
CVEList
CVE-2016-5254: Use-after-free vulnerability in the nsXULPopupManager::KeyDown function in Mozilla Firefox before 48↗2016-08-05
▶

📋Vendor Advisories

3
Ubuntu
Firefox vulnerabilities↗2016-08-05
▶
Red Hat
Mozilla: Use-after-free when using alt key and toplevel menus (MFSA 2016-70)↗2016-08-02
▶
Debian
CVE-2016-5254: firefox - Use-after-free vulnerability in the nsXULPopupManager::KeyDown function in Mozil...↗2016
▶

💬Community

1
Bugzilla
CVE-2016-5254 Mozilla: Use-after-free when using alt key and toplevel menus (MFSA 2016-70)↗2016-08-01
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CVE-2016-5254 (CRITICAL CVSS 9.8) | Use-after-free vulnerability in the | cvebase.io