VULNERABILITY

Oracle Linux: CVE-2019-11757: ELSA-2019-3237: thunderbird security update (IMPORTANT) (Multiple Advisories)

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Oracle Linux: CVE-2019-11757: ELSA-2019-3237: thunderbird security update (IMPORTANT) (Multiple Advisories)

Severity
10
CVSS
(AV:N/AC:L/Au:N/C:C/I:C/A:C)
Published
10/22/2019
Created
03/05/2020
Added
10/30/2019
Modified
12/06/2024

Description

When following the value's prototype chain, it was possible to retain a reference to a locale, delete it, and subsequently reference it. This resulted in a use-after-free and a potentially exploitable crash. This vulnerability affects Firefox < 70, Thunderbird < 68.2, and Firefox ESR < 68.2. A use-after-free flaw was found in Mozilla Firefox and Thunderbird. When following a value's prototype chain, it was possible to retain a reference to a locale, delete it, and subsequently reference it. An attacker could use this flaw to execute code that was stored in the referenced memory or crash the system.

Solution(s)

  • oracle-linux-upgrade-firefox
  • oracle-linux-upgrade-thunderbird

References

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