MGASA-2022-0251: firefox Mageia

Vulnerability summary

MGASA-2022-0251 is a vulnerability in firefox Mageia with no CVSS score yet.

Timeline

1. 05-07-2022
   PublishedVulnerability first disclosed.
2. 16-04-2026
   Last modifiedVulnerability information updated.

Description

Updated firefox packages fix security vulnerability If an object prototype was corrupted by an attacker, they would have been able to set undesired attributes on a JavaScript object, leading to privileged code execution (CVE-2022-2200). An attacker could have injected CSS into stylesheets accessible via internal URIs, such as resource:, and in doing so bypass a page's Content Security Policy (CVE-2022-31744). Content Security Policy sandbox header without `allow-scripts` can be bypassed via retargeted javascript: URI. An iframe that was not permitted to run scripts could do so if the user clicked on a javascript: link (CVE-2022-34468). Navigations between XML documents may have led to a use-after-free in nsSHistory and potentially exploitable crash (CVE-2022-34470). If there was a PAC URL set and the server that hosts the PAC was not reachable, OCSP requests would have been blocked, resulting in incorrect error pages being shown (CVE-2022-34472). A malicious website that could create a popup could have resized the popup to overlay the address bar with its own content, resulting in potential user confusion or spoofing attacks (CVE-2022-34479). In the nsTArray_Impl::ReplaceElementsAt() function, an integer overflow could have occurred when the number of elements to replace was too large for the container (CVE-2022-34481). The Mozilla Fuzzing Team reported potential vulnerabilities present in Firefox ESR 91.10. Some of these bugs showed evidence of memory corruption and we presume that with enough effort

No weakness data has been published for this record.