QID 356176

Date Published: 2023-09-28

QID 356176: Amazon Linux Security Advisory for firefox : ALASFIREFOX-2023-002

offscreen canvas did not properly track cross-origin tainting, which could have been used to access image data from another site in violation of same-origin policy.
This vulnerability affects firefox < 116, firefox esr < 102.14, and firefox esr < 115.1. (
( CVE-2023-4045) in some circumstances, a stale value could have been used for a global variable in wasm jit analysis.
This resulted in incorrect compilation and a potentially exploitable crash in the content process.
( CVE-2023-4046) a bug in popup notifications delay calculation could have made it possible for an attacker to trick a user into granting permissions.
( CVE-2023-4047) an out-of-bounds read could have led to an exploitable crash when parsing html with domparser in low memory situations.
( CVE-2023-4048) race conditions in reference counting code were found through code inspection.
These could have resulted in potentially exploitable use-after-free vulnerabilities.
( CVE-2023-4049) in some cases, an untrusted input stream was copied to a stack buffer without checking its size.
This resulted in a potentially exploitable crash which could have led to a sandbox escape.
( CVE-2023-4050) when the number of cookies per domain was exceeded in `document.cookie`, the actual cookie jar sent to the host was no longer consistent with expected cookie jar state.
This could have caused requests to be sent with some cookies missing.
( CVE-2023-4055) memory safety bugs present in firefox 115, firefox esr 115.0, firefox esr 102.13, thunderbird 115.0, and thunderbird 102.13.
( CVE-2023-4056)



Note: The preceding description block is extracted directly from the security advisory. Using automation, we have attempted to clean and format it as much as possible without introducing additional issues.

Successful exploitation of this vulnerability could lead to a securitybreach or could affect integrity, availability, and confidentiality.

  • CVSS V3 rated as Critical - 9.8 severity.
  • CVSS V2 rated as Medium - 5.4 severity.
    • Solution
    Please refer to Amazon advisory: ALASFIREFOX-2023-002 for affected packages and patching details, or update with your package manager.
    Vendor References

    CVEs related to QID 356176

    CVE-2023-4056 | CVE-2023-4046 | CVE-2023-4049 | CVE-2023-4050 | CVE-2023-4045 | CVE-2023-4047 | CVE-2023-4055 | CVE-2023-4048 |
    Software Advisories
    Advisory ID Software Component Link
    ALASFIREFOX-2023-002 amazon linux 2 URL Logo alas.aws.amazon.com/AL2/ALASFIREFOX-2023-002.html
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