CVE-2023-6205 (GCVE-0-2023-6205)

Vulnerability from cvelistv5 – Published: 2023-11-21 14:28 – Updated: 2025-02-13 17:26
VLAI?
Summary
It was possible to cause the use of a MessagePort after it had already been freed, which could potentially have led to an exploitable crash. This vulnerability affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5.
Severity ?
No CVSS data available.
CWE
  • Use-after-free in MessagePort::Entangled
Assigner
References
Impacted products
Vendor Product Version
Mozilla Firefox Affected: unspecified , < 120 (custom)
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    Mozilla Firefox ESR Affected: unspecified , < 115.5.0 (custom)
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    Mozilla Thunderbird Affected: unspecified , < 115.5 (custom)
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Credits
Yangkang of 360 ATA Team
Show details on NVD website
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Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.