RLSA-2024:0012

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RLSA-2024:0012

Summary: Important: firefox security update

Details: Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. This update upgrades Firefox to version 115.6.0 ESR. Security Fix(es): * Mozilla: Heap-buffer-overflow affecting WebGL <code>DrawElementsInstanced</code> method with Mesa VM driver (CVE-2023-6856) * Mozilla: Memory safety bugs fixed in Firefox 121, Firefox ESR 115.6, and Thunderbird 115.6 (CVE-2023-6864) * Mozilla: Potential exposure of uninitialized data in <code>EncryptingOutputStream</code> (CVE-2023-6865) * Mozilla: Symlinks may resolve to smaller than expected buffers (CVE-2023-6857) * Mozilla: Heap buffer overflow in <code>nsTextFragment</code> (CVE-2023-6858) * Mozilla: Use-after-free in PR_GetIdentitiesLayer (CVE-2023-6859) * Mozilla: Potential sandbox escape due to <code>VideoBridge</code> lack of texture validation (CVE-2023-6860) * Mozilla: Heap buffer overflow affected <code>nsWindow::PickerOpen(void)</code> in headless mode (CVE-2023-6861) * Mozilla: Use-after-free in <code>nsDNSService</code> (CVE-2023-6862) * Mozilla: Clickjacking permission prompts using the popup transition (CVE-2023-6867) * Mozilla: Undefined behavior in <code>ShutdownObserver()</code> (CVE-2023-6863) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

References: https://errata.rockylinux.org/RLSA-2024:0012, https://bugzilla.redhat.com/show_bug.cgi?id=2255360, https://bugzilla.redhat.com/show_bug.cgi?id=2255361, https://bugzilla.redhat.com/show_bug.cgi?id=2255362, https://bugzilla.redhat.com/show_bug.cgi?id=2255363, https://bugzilla.redhat.com/show_bug.cgi?id=2255364, https://bugzilla.redhat.com/show_bug.cgi?id=2255365, https://bugzilla.redhat.com/show_bug.cgi?id=2255366, https://bugzilla.redhat.com/show_bug.cgi?id=2255367, https://bugzilla.redhat.com/show_bug.cgi?id=2255368, https://bugzilla.redhat.com/show_bug.cgi?id=2255369, https://bugzilla.redhat.com/show_bug.cgi?id=2255370