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CVE-2020-6821

UNKNOWN
Published 2020-04-24T15:55:25
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No CVSS data available

Description

When reading from areas partially or fully outside the source resource with WebGL's <code>copyTexSubImage</code> method, the specification requires the returned values be zero. Previously, this memory was uninitialized, leading to potentially sensitive data disclosure. This vulnerability affects Thunderbird < 68.7.0, Firefox ESR < 68.7, and Firefox < 75.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

Mozilla

Thunderbird

Affected Versions:

unspecified
Mozilla

Firefox ESR

Affected Versions:

unspecified
Mozilla

Firefox

Affected Versions:

unspecified

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed MODERATE

GHSA-jj5p-vxx9-rvj7

Advisory Details

When reading from areas partially or fully outside the source resource with WebGL's <code>copyTexSubImage</code> method, the specification requires the returned values be zero. Previously, this memory was uninitialized, leading to potentially sensitive data disclosure. This vulnerability affects Thunderbird < 68.7.0, Firefox ESR < 68.7, and Firefox < 75.

CVSS Scoring

CVSS Score

5.0

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2020-6821
WEB https://bugzilla.mozilla.org/show_bug.cgi?id=1625404
WEB https://usn.ubuntu.com/4335-1
WEB https://www.mozilla.org/security/advisories/mfsa2020-12
WEB https://www.mozilla.org/security/advisories/mfsa2020-13
WEB https://www.mozilla.org/security/advisories/mfsa2020-14

Advisory provided by GitHub Security Advisory Database. Published: May 24, 2022, Modified: May 24, 2022

References

https://www.mozilla.org/security/advisories/mfsa2020-13/
https://www.mozilla.org/security/advisories/mfsa2020-12/
https://www.mozilla.org/security/advisories/mfsa2020-14/
https://bugzilla.mozilla.org/show_bug.cgi?id=1625404
https://usn.ubuntu.com/4335-1/
Published: 2020-04-24T15:55:25
Last Modified: 2024-08-04T09:11:05.018Z
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