SARA / Free Tools / CVE / CVE-2022-34481

CVE-2022-34481 — In the <code>nsTArray_Impl::ReplaceElementsAt()</code> function, an integer over

In the <code>nsTArray_Impl::ReplaceElementsAt()</code> function, an integer overflow could have occurred when the number of elements to replace was too large for the container. This vulnerability affects Firefox < 102, Firefox ESR < 91.11, Thunderbird < 102,

CVSS
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EPSS
0.21% (top 56.60%)
CWE
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Published
2022-12-22T00:00:00.000Z
Last modified
2025-04-15T17:53:16.294Z
CVSS vector
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01What is this vulnerability?

In the <code>nsTArray_Impl::ReplaceElementsAt()</code> function, an integer overflow could have occurred when the number of elements to replace was too large for the container. This vulnerability affects Firefox < 102, Firefox ESR < 91.11, Thunderbird < 102, and Thunderbird < 91.11.

02Affected products

VendorProductVersions
MozillaFirefoxunspecified
MozillaFirefox ESRunspecified
MozillaThunderbirdunspecified, unspecified

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

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