CVE-2021-38504

EPSS 1.6%

Vexday Risk Score

3Baixo

Decisão SSVC (CISA)

Track

Sem sinal de exploração → monitorar

CVSS —EPSS 1.6%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado

Ciclo de vida

08 dez 2021Publicada no NVD

Recomendação: Monitorar — sem sinal de exploração no momento.

When interacting with an HTML input element's file picker dialog with webkitdirectory set, a use-after-free could have resulted, leading to memory corruption and a potentially exploitable crash. This vulnerability affects Firefox < 94, Thunderbird < 91.3, and Firefox ESR < 91.3.

Produtos afetados

Mozilla · Firefox Mozilla · Firefox ESR Mozilla · Thunderbird

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Referências

https://bugzilla.mozilla.org/show_bug.cgi?id=1730156 https://lists.debian.org/debian-lts-announce/2021/12/msg00030.html https://lists.debian.org/debian-lts-announce/2022/01/msg00001.html https://security.gentoo.org/glsa/202202-03 https://security.gentoo.org/glsa/202208-14 https://www.debian.org/security/2021/dsa-5026 https://www.debian.org/security/2022/dsa-5034 https://www.mozilla.org/security/advisories/mfsa2021-48/https://www.mozilla.org/security/advisories/mfsa2021-49/https://www.mozilla.org/security/advisories/mfsa2021-50/