CVE-2023-6861

ALTO 8.8CVE-2023-6861 · Published 19/12/2023 · updated 17/06/2026

In breve

CVE-2023-6861 è una vulnerabilità ALTO (CVSS 8.8) che riguarda firefox (mozilla), firefox esr (mozilla), thunderbird (mozilla).
Probabilità di sfruttamento nei prossimi 30 giorni (EPSS): 1.4%, superiore al 72.7% delle vulnerabilità.
Correzione: aggiornare a 121.0, 115.6 o successiva.

Package	Affected versions	Patched versions
firefox mozilla	`< 121.0`	`121.0`
firefox esr mozilla	`< 115.6`	`115.6`
thunderbird mozilla	`< 115.6`	`115.6`

Description

The `nsWindow::PickerOpen(void)` method was susceptible to a heap buffer overflow when running in headless mode. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.

References

bugzilla.mozilla.org/show_bug.cgi · Issue Tracking
lists.debian.org/debian-lts-announce/2023/12/msg00020.html · Mailing List
lists.debian.org/debian-lts-announce/2023/12/msg00021.html · Mailing List
security.gentoo.org/glsa/202401-10 · Third Party Advisory
debian.org/security/2023/dsa-5581 · Third Party Advisory
debian.org/security/2023/dsa-5582 · Third Party Advisory
mozilla.org/security/advisories/mfsa2023-54 · Vendor Advisory
mozilla.org/security/advisories/mfsa2023-55 · Vendor Advisory
mozilla.org/security/advisories/mfsa2023-56 · Vendor Advisory

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Package

Affected versions

Patched versions

firefox

mozilla

< 121.0

121.0

firefox esr

mozilla

< 115.6

115.6

thunderbird

mozilla

< 115.6

115.6

Altre vulnerabilità di firefox

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