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CVE-2023-4578

UNKNOWN
Published 2023-09-11T08:01:17.333Z
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No CVSS data available

Description

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.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

Mozilla

Firefox

Affected Versions:

unspecified
Mozilla

Firefox ESR

Affected Versions:

unspecified
Mozilla

Thunderbird

Affected Versions:

unspecified

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed MODERATE

GHSA-phv6-6pfh-prxc

Advisory Details

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.

CVSS Scoring

CVSS Score

5.0

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2023-4578
WEB https://bugzilla.mozilla.org/show_bug.cgi?id=1839007
WEB https://www.mozilla.org/security/advisories/mfsa2023-34
WEB https://www.mozilla.org/security/advisories/mfsa2023-36
WEB https://www.mozilla.org/security/advisories/mfsa2023-38

Advisory provided by GitHub Security Advisory Database. Published: September 11, 2023, Modified: April 4, 2024

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/
Published: 2023-09-11T08:01:17.333Z
Last Modified: 2024-09-19T20:02:19.081Z
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