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Debian: CVE-2023-4045: firefox-esr, thunderbird -- security update

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Debian: CVE-2023-4045: firefox-esr, thunderbird -- security update

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
08/01/2023
Created
08/09/2023
Added
08/08/2023
Modified
08/09/2023

Description

Offscreen Canvas did not properly track cross-origin tainting, which could have been used to access image data from another site in violation of same-origin policy. This vulnerability affects Firefox < 116, Firefox ESR < 102.14, and Firefox ESR < 115.1.

Solution(s)

  • debian-upgrade-firefox-esr
  • debian-upgrade-thunderbird

References

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