RHSA-2022_6703
Vulnerability from csaf_redhat - Published: 2022-09-26 14:07 - Updated: 2024-11-22 20:19Summary
Red Hat Security Advisory: firefox security update
Severity
Important
Notes
Topic: An update for firefox is now available for Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions.
Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Details: Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.
This update upgrades Firefox to version 102.3.0 ESR.
Security Fix(es):
* Mozilla: Bypassing FeaturePolicy restrictions on transient pages (CVE-2022-40959)
* Mozilla: Data-race when parsing non-UTF-8 URLs in threads (CVE-2022-40960)
* Mozilla: Memory safety bugs fixed in Firefox 105 and Firefox ESR 102.3 (CVE-2022-40962)
* Mozilla: Bypassing Secure Context restriction for cookies with __Host and __Secure prefix (CVE-2022-40958)
* Mozilla: Content-Security-Policy base-uri bypass (CVE-2022-40956)
* Mozilla: Incoherent instruction cache when building WASM on ARM64 (CVE-2022-40957)
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.
Terms of Use: This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.
The Mozilla Foundation Security Advisory describes this flaw as: An out-of-bounds read can occur when decoding H264 video. This results in a potentially exploitable crash.
5.3 (Medium)
Vendor Fix
For details on how to apply this update, which includes the changes described in this advisory, refer to:
https://access.redhat.com/articles/11258
After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2022:6703
A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes the issue that when injecting an HTML base element; some requests would ignore the CSP's base-uri settings and accept the injected element's base instead.
6.1 (Medium)
Vendor Fix
For details on how to apply this update, which includes the changes described in this advisory, refer to:
https://access.redhat.com/articles/11258
After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2022:6703
A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes the issue of inconsistent data in the instruction and data cache when creating wasm code, which could lead to a potentially exploitable crash.
5.8 (Medium)
Vendor Fix
For details on how to apply this update, which includes the changes described in this advisory, refer to:
https://access.redhat.com/articles/11258
After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2022:6703
A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes the issue that by injecting a cookie with certain special characters, an attacker on a shared subdomain, which is not a secure context, could set and overwrite cookies from a secure context, leading to session fixation and other attacks.
6.1 (Medium)
Vendor Fix
For details on how to apply this update, which includes the changes described in this advisory, refer to:
https://access.redhat.com/articles/11258
After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2022:6703
A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes the issue that certain pages did not have their FeaturePolicy fully initialized during iframe navigation, leading to a bypass that leaked device permissions into untrusted subdocuments.
7.5 (High)
Vendor Fix
For details on how to apply this update, which includes the changes described in this advisory, refer to:
https://access.redhat.com/articles/11258
After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2022:6703
A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes the issue that concurrent use of the URL parser with non-UTF-8 data was not thread-safe, leading to a use-after-free problem and causing a potentially exploitable crash.
7.5 (High)
Vendor Fix
For details on how to apply this update, which includes the changes described in this advisory, refer to:
https://access.redhat.com/articles/11258
After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2022:6703
A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes the issue of Mozilla developers Nika Layzell, Timothy Nikkel, Jeff Muizelaar, Sebastian Hengst, Andreas Pehrson, and the Mozilla Fuzzing Team reporting memory safety bugs present in Firefox 104 and Firefox ESR 102.2. Some of these bugs showed evidence of memory corruption and the presumption that with enough effort, some have been exploited to run arbitrary code.
8.8 (High)
Vendor Fix
For details on how to apply this update, which includes the changes described in this advisory, refer to:
https://access.redhat.com/articles/11258
After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2022:6703
References
Acknowledgments
the Mozilla project
Willy R. Vasquez at UT Austin
Satoki Tsuji
Gary Kwong
Axel Chong (@Haxatron)
Armin Ebert
Mozilla developers and community
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"title": "Mozilla: Bypassing FeaturePolicy restrictions on transient pages"
},
{
"acknowledgments": [
{
"names": [
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},
{
"names": [
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"ids": [
{
"system_name": "Red Hat Bugzilla ID",
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{
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},
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"ids": [
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}
]
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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