CVE-2020-6825: 
NixOS vulnerability analysis and mitigation

CVE-2020-6825 is a high-impact memory safety vulnerability that was discovered in Firefox 74 and Firefox ESR 68.6. The vulnerability was disclosed on April 7, 2020, and affected Mozilla Firefox and Thunderbird products. Mozilla developers Tyson Smith and Christian Holler reported these memory safety bugs that showed evidence of memory corruption (Mozilla Advisory).

The vulnerability involves memory safety bugs that demonstrated evidence of memory corruption. These bugs were present in Firefox 74 and Firefox ESR 68.6, with a CVSS score of 8.8, indicating high severity. The technical assessment suggests that the vulnerability requires low attack complexity and no privileges, but does require user interaction for exploitation (Oracle Bulletin).

The memory safety bugs showed evidence of memory corruption and could potentially be exploited to run arbitrary code if sufficient effort was applied. The vulnerability has been rated as high impact due to its potential for compromising system security (Mozilla Advisory).

The vulnerability was addressed in Firefox 75 and Firefox ESR 68.7. Users were advised to update their Firefox and Thunderbird installations to these versions to mitigate the security risk. For Firefox, the fix was included in version 75, and for Firefox ESR, the fix was implemented in version 68.7 (Mozilla Advisory).