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Ubuntu: (Multiple Advisories) (CVE-2023-4573): Firefox vulnerabilities

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Ubuntu: (Multiple Advisories) (CVE-2023-4573): Firefox vulnerabilities

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
08/30/2023
Created
08/31/2023
Added
08/31/2023
Modified
09/18/2023

Description

When receiving rendering data over IPC `mStream` could have been destroyed when initialized, which could have led to a use-after-free causing a potentially exploitable crash. This vulnerability affects Firefox < 117, Firefox ESR < 102.15, Firefox ESR < 115.2, Thunderbird < 102.15, and Thunderbird < 115.2.

Solution(s)

  • ubuntu-upgrade-firefox
  • ubuntu-upgrade-thunderbird

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