What’s Vulnerable › Vulnerabilities

CVE-2017-5411

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2018-06-11 · updated 2026-06-17
• Weakness: CWE-416

Description

A use-after-free can occur during buffer storage operations within the ANGLE graphics library, used for WebGL content. The buffer storage can be freed while still in use in some circumstances, leading to a potentially exploitable crash. Note: This issue is in "libGLES", which is only in use on Windows. Other operating systems are not affected. This vulnerability affects Firefox < 52 and Thunderbird < 52.

Affected products

• Mozilla Firefox: before 52.0 — fixed in 52.0
• Mozilla Thunderbird: before 52.0 — fixed in 52.0

How to fix

Upgrade to a fixed version: Mozilla Firefox 52.0; Mozilla Thunderbird 52.0. Check the vendor advisory for mitigations.

References

• http://www.securityfocus.com/bid/96692
• http://www.securitytracker.com/id/1037966
• https://bugzilla.mozilla.org/show_bug.cgi?id=1325511
• https://www.mozilla.org/security/advisories/mfsa2017-05/
• https://www.mozilla.org/security/advisories/mfsa2017-09/
• http://www.securityfocus.com/bid/96692
• http://www.securitytracker.com/id/1037966
• https://bugzilla.mozilla.org/show_bug.cgi?id=1325511
• https://www.mozilla.org/security/advisories/mfsa2017-05/
• https://www.mozilla.org/security/advisories/mfsa2017-09/

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