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CVE-2023-4578

Error reporting methods in SpiderMonkey could have triggered an Out of Memory Exception

3Vexday Risk Score

Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.

ssvc Trackepss 0.6%
probabilidade de exploração
0.6%top 52% das CVEs
exploração observada
nãonenhuma fonte reporta
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.