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CVE-2023-4577

Memory corruption in JIT UpdateRegExpStatics PUBLISHED

Description (CNA)

When `UpdateRegExpStatics` attempted to access `initialStringHeap` it could already have been garbage collected prior to entering the function, which could potentially have led to an exploitable crash. This vulnerability affects Firefox < 117, Firefox ESR < 115.2, and Thunderbird < 115.2.

Affected (CNA)

Vendor / productVersions
Mozilla / Firefoxaffected unspecified before 117
Mozilla / Firefox ESRaffected unspecified before 115.2
Mozilla / Thunderbirdaffected unspecified before 115.2

CWE

No CWE identifiers supplied.

References

ADP enrichment

CVE

No English description supplied.

CISA-ADP

No English description supplied.

No references supplied.