CVE-2023-25739

Summary

Module load requests that failed were not being checked as to whether or not they were cancelled causing a use-after-free in <code>ScriptLoadContext</code>. This vulnerability affects Firefox < 110, Thunderbird < 102.8, and Firefox ESR < 102.8.

Affected Software

Weaknesses

• Use-after-free in mozilla::dom::ScriptLoadContext::~ScriptLoadContext

ADP Enrichment

CVE Program Container

Additional References

• https://www.mozilla.org/security/advisories/mfsa2023-06/
• https://www.mozilla.org/security/advisories/mfsa2023-05/
• https://www.mozilla.org/security/advisories/mfsa2023-07/
• https://bugzilla.mozilla.org/show_bug.cgi?id=1811939

CISA ADP Vulnrichment

• SSVC:
• Exploitation: poc
  • Automatable: no
  • Technical Impact: total

Additional References

• https://bugzilla.mozilla.org/show_bug.cgi?id=1811939

References

• https://www.mozilla.org/security/advisories/mfsa2023-06/
• https://www.mozilla.org/security/advisories/mfsa2023-05/
• https://www.mozilla.org/security/advisories/mfsa2023-07/
• https://bugzilla.mozilla.org/show_bug.cgi?id=1811939

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