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Vulnerability Intelligence

CVE-2021-23981

HIGH8.1

A texture upload of a Pixel Buffer Object could have confused the WebGL code to skip binding the buffer used to unpack it, resulting in memory corruption and a potentially exploitable information leak or crash

Published Mar 31, 2021

Modified 1 years ago

Fix available

Details

Affected Packages

Firefox

Ubuntu 14.04 LTSUbuntu 16.04 LTSUbuntu 18.04 LTSUbuntu 20.04 LTSUbuntu 22.04 LTS

Fixed in:

87

Mozilla Firefox

Windows 10 (1507)Windows 10 (1607) / Server 2016Windows 10 (1809) / Server 2019Windows 10 (1903)Windows 10 (1909)

Fixed in:

87

Mozilla Firefox ESR

Windows 10 (1507)Windows 10 (1607) / Server 2016Windows 10 (1809) / Server 2019Windows 10 (1903)Windows 10 (1909)

Fixed in:

78.9

Firefox ESR

macOS 14macOS 15macOS 26

Fixed in:

78.9

References

WEBhttps://bugzilla.mozilla.org/show_bug.cgi?id=1692832 ADVISORYhttps://www.cve.org/CVERecord?id=CVE-2021-23981 WEBhttps://www.mozilla.org/security/advisories/mfsa2021-10/WEBhttps://www.mozilla.org/security/advisories/mfsa2021-11/WEBhttps://www.mozilla.org/security/advisories/mfsa2021-12/

CVSS Analysis

CVSS v3.1

8.1

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Privileges Required

NonePR:N

User Interaction

RequiredUI:R

Scope

UnchangedS:U

Impact

Confidentiality

HighC:H

Integrity

NoneI:N

Availability

HighA:H

8.1/CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H

Ecosystems(28)

Ubuntu 14.04 LTS Ubuntu 16.04 LTS Ubuntu 18.04 LTS Ubuntu 20.04 LTS Ubuntu 22.04 LTS

Timeline

PublishedMar 31, 2021

ModifiedAug 3, 2024

CVE-2021-23981 | Mondoo Vulnerability Intelligence