Summary
Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.
This update upgrades Firefox to version 115.4.0 ESR.
Security Fix(es):
* Mozilla: Queued up rendering could have allowed websites to clickjack (CVE-2023-5721)
* Mozilla: Memory safety bugs fixed in Firefox 119, Firefox ESR 115.4, and Thunderbird 115.4 (CVE-2023-5730)
* libvpx: crash related to VP9 encoding in libvpx (CVE-2023-44488)
* Mozilla: Large WebGL draw could have led to a crash (CVE-2023-5724)
* Mozilla: WebExtensions could open arbitrary URLs (CVE-2023-5725)
* Mozilla: Improper object tracking during GC in the JavaScript engine could have led to a crash. (CVE-2023-5728)
* Mozilla: Address bar spoofing via bidirectional characters (CVE-2023-5732)
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 |
|---|---|---|
| Rocky Linux · 9 | firefox | 0:115.4.0-1.el9_2 |
Vulnerabilities 7
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High 7.5
Drivers are not always robust to extremely large draw calls and in some cases this scenario could have led to a crash. …
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High 7.5
During garbage collection extra operations were performed on a object that should not be. This could have led to a pote…
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Unscored —
VP9 in libvpx before 1.13.1 mishandles widths, leading to a crash related to encoding.
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Unscored —
It was possible for certain browser prompts and dialogs to be activated or dismissed unintentionally by the user due to…
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Unscored —
A malicious installed WebExtension could open arbitrary URLs, which under the right circumstance could be leveraged to …
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Unscored —
Memory safety bugs present in Firefox 118, Firefox ESR 115.3, and Thunderbird 115.3. Some of these bugs showed evidence…
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Unscored —
Address bar spoofing via bidirectional characters
An attacker could have created a malicious link using bidirectional characters to spoof the location in the address bar when visited. This vulnerability affects Firefox < 117, Firefox ESR < 115.4, and Thunderbird < 115.4.1.
References
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report
https://bugzilla.redhat.com/show_bug.cgi?id=2241806
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report
https://bugzilla.redhat.com/show_bug.cgi?id=2245896
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report
https://bugzilla.redhat.com/show_bug.cgi?id=2245898
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report
https://bugzilla.redhat.com/show_bug.cgi?id=2245899
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report
https://bugzilla.redhat.com/show_bug.cgi?id=2245900
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report
https://bugzilla.redhat.com/show_bug.cgi?id=2245903
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report
https://bugzilla.redhat.com/show_bug.cgi?id=2245906