CVE-2024-29943

Description

An attacker was able to perform an out-of-bounds read or write on a JavaScript object by fooling range-based bounds check elimination. This vulnerability affects Firefox < 124.0.1.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
EPSS 63.21% Top 5%
Vendor Advisory mozilla.org
Affected: Mozilla Firefox
Published at:
Updated at:

References

Link Tags
https://bugzilla.mozilla.org/show_bug.cgi?id=1886849 issue tracking
https://www.mozilla.org/security/advisories/mfsa2024-15/ vendor advisory
http://www.openwall.com/lists/oss-security/2024/03/23/1 third party advisory mailing list

Frequently Asked Questions

What is the severity of CVE-2024-29943?
CVE-2024-29943 has been scored as a critical severity vulnerability.
How to fix CVE-2024-29943?
To fix CVE-2024-29943, 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-2024-29943 being actively exploited in the wild?
It is possible that CVE-2024-29943 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~63% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2024-29943?
CVE-2024-29943 affects Mozilla Firefox.
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