CVE-2017-5411: Mozilla Firefox vulnerability

CVE-2017-5411: A use-after-free can occur during buffer storage operations within the ANGLE graphics library, used for Web...

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.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 5, 2024, 14:55 UTC (UTC+00:00)

Security readout for executives and security teams

This is a legacy Mozilla graphics memory bug affecting Windows builds of Firefox and Thunderbird before version 52. Under certain WebGL-related graphics operations, memory could be freed while still in use, causing a potentially exploitable crash. The provided sources do not show active exploitation. Exposure is most likely on Windows endpoints still running Firefox or Thunderbird before version 52. Modern supported Mozilla releases should not be affected based on the stated affected-version boundary. Non-Windows platforms are excluded by the CVE description. Treat this as a legacy exposure cleanup item unless old Windows Mozilla clients remain in use. If they do, remediation should be prompt because browser and mail-client memory bugs can create serious endpoint risk when processing untrusted content. Mitigation focus: Upgrade Firefox and Thunderbird to version 52 or later.; Prefer current supported Mozilla releases where operationally possible.; Remove or isolate unsupported legacy Mozilla installations on Windows..

Prepared: Jun 7, 2026, 06:44 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Jun 11, 2018, 21:00 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors

0Timeline events

0ADP providers

4Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

CVE List V5 sourceCVE List V5
https://bugzilla.mozilla.org/show_bug.cgi?id=1325511CVE reference · x_refsource_CONFIRM
https://www.mozilla.org/security/advisories/mfsa2017-09/CVE reference · x_refsource_CONFIRM
https://www.mozilla.org/security/advisories/mfsa2017-05/CVE reference · x_refsource_CONFIRM

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

MozillaFirefoxunspecifiedListed

MozillaThunderbirdunspecifiedListed

Weakness

CWE details

No CWE listed

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