CVE-2022-34480

Description

Within the <code>lg_init()</code> function, if several allocations succeed but then one fails, an uninitialized pointer would have been freed despite never being allocated. This vulnerability affects Firefox < 102.

Category

8.8
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.30%
Vendor Advisory mozilla.org Vendor Advisory mozilla.org
Affected: Mozilla Firefox
Published at:
Updated at:

References

Link Tags
https://www.mozilla.org/security/advisories/mfsa2022-24/ vendor advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1454072 issue tracking permissions required vendor advisory

Frequently Asked Questions

What is the severity of CVE-2022-34480?
CVE-2022-34480 has been scored as a high severity vulnerability.
How to fix CVE-2022-34480?
To fix CVE-2022-34480, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-34480 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2022-34480 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-34480?
CVE-2022-34480 affects Mozilla Firefox.
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