Summary
Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.
This update upgrades Firefox to version 102.8.0 ESR.
Security Fix(es):
* Mozilla: Arbitrary memory write via PKCS 12 in NSS (CVE-2023-0767)
* Mozilla: Content security policy leak in violation reports using iframes (CVE-2023-25728)
* Mozilla: Screen hijack via browser fullscreen mode (CVE-2023-25730)
* Mozilla: Potential use-after-free from compartment mismatch in SpiderMonkey (CVE-2023-25735)
* Mozilla: Invalid downcast in SVGUtils::SetupStrokeGeometry (CVE-2023-25737)
* Mozilla: Use-after-free in mozilla::dom::ScriptLoadContext::~ScriptLoadContext (CVE-2023-25739)
* Mozilla: Fullscreen notification not shown in Firefox Focus (CVE-2023-25743)
* Mozilla: Memory safety bugs fixed in Firefox 110 and Firefox ESR 102.8 (CVE-2023-25744)
* Mozilla: Memory safety bugs fixed in Firefox ESR 102.8 (CVE-2023-25746)
* Mozilla: Extensions could have opened external schemes without user knowledge (CVE-2023-25729)
* Mozilla: Out of bounds memory write from EncodeInputStream (CVE-2023-25732)
* Mozilla: Web Crypto ImportKey crashes tab (CVE-2023-25742)
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.
Fixed packages 1
| Release | Package | Fixed in |
|---|---|---|
| AlmaLinux · 8 | firefox | 102.8.0-2.el8_7.alma |
Vulnerabilities 12
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High 8.8
An attacker could construct a PKCS 12 cert bundle in such a way that could allow for arbitrary memory writes via PKCS 1…
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High 8.8
Permission prompts for opening external schemes were only shown for <code>ContentPrincipals</code> resulting in extensi…
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High 8.8
When encoding data from an <code>inputStream</code> in <code>xpcom</code> the size of the input being encoded was not c…
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High 8.8
Cross-compartment wrappers wrapping a scripted proxy could have caused objects from other compartments to be stored in …
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High 8.8
An invalid downcast from <code>nsTextNode</code> to <code>SVGElement</code> could have lead to undefined behavior. This…
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High 8.8
Module load requests that failed were not being checked as to whether or not they were cancelled causing a use-after-fr…
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High 8.8
Memory safety bugs present in Firefox ESR 102.7. Some of these bugs showed evidence of memory corruption and we presume…
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Medium 6.5
The <code>Content-Security-Policy-Report-Only</code> header could allow an attacker to leak a child iframe's unredacted…
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Medium 5.4
A background script invoking <code>requestFullscreen</code> and then blocking the main thread could force the browser i…
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Unscored —
When importing a SPKI RSA public key as ECDSA P-256, the key would be handled incorrectly causing the tab to crash. Thi…
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Unscored —
A lack of in app notification for entering fullscreen mode could have lead to a malicious website spoofing browser chro…
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Unscored —
Mmemory safety bugs present in Firefox 109 and Firefox ESR 102.7. Some of these bugs showed evidence of memory corrupti…
References
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report
https://access.redhat.com/security/cve/CVE-2023-0767
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report
https://access.redhat.com/security/cve/CVE-2023-25728
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report
https://access.redhat.com/security/cve/CVE-2023-25729
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report
https://access.redhat.com/security/cve/CVE-2023-25730
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report
https://access.redhat.com/security/cve/CVE-2023-25732
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report
https://access.redhat.com/security/cve/CVE-2023-25735
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report
https://access.redhat.com/security/cve/CVE-2023-25737
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report
https://access.redhat.com/security/cve/CVE-2023-25739
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report
https://access.redhat.com/security/cve/CVE-2023-25742
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report
https://access.redhat.com/security/cve/CVE-2023-25743
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report
https://access.redhat.com/security/cve/CVE-2023-25744
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report
https://access.redhat.com/security/cve/CVE-2023-25746
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report
https://bugzilla.redhat.com/2170374
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report
https://bugzilla.redhat.com/2170375
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report
https://bugzilla.redhat.com/2170376
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report
https://bugzilla.redhat.com/2170377
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report
https://bugzilla.redhat.com/2170378
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report
https://bugzilla.redhat.com/2170379
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report
https://bugzilla.redhat.com/2170381
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report
https://bugzilla.redhat.com/2170382
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report
https://bugzilla.redhat.com/2170383
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report
https://bugzilla.redhat.com/2170390
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report
https://bugzilla.redhat.com/2170391
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report
https://bugzilla.redhat.com/2170402
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advisory
https://errata.almalinux.org/8/ALSA-2023-0808.html