CVE-2023-4578
N/A
N/A
Summary
When calling JS::CheckRegExpSyntax a Syntax Error could have been set which would end in calling convertToRuntimeErrorAndClear. A path in the function could attempt to allocate memory when none is available which would have caused a newly created Out of Memory exception to be mishandled as a Syntax Error. This vulnerability affects Firefox < 117, Firefox ESR < 115.2, and Thunderbird < 115.2.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Mozilla | Firefox | unspecified < 117 | affected |
| Mozilla | Firefox ESR | unspecified < 115.2 | affected |
| Mozilla | Thunderbird | unspecified < 115.2 | affected |
Weaknesses
ADP Enrichment
CVE Program Container
Additional References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1839007
- https://www.mozilla.org/security/advisories/mfsa2023-34/
- https://www.mozilla.org/security/advisories/mfsa2023-36/
- https://www.mozilla.org/security/advisories/mfsa2023-38/
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1839007
- https://www.mozilla.org/security/advisories/mfsa2023-34/
- https://www.mozilla.org/security/advisories/mfsa2023-36/
- https://www.mozilla.org/security/advisories/mfsa2023-38/
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