USN-5321-2: firefox Ubuntu

CVSS: UnknownPublished
Published 17-03-2022Last modified 22-04-2026

Vulnerability summary

USN-5321-2 is a vulnerability in firefox Ubuntu with no CVSS score yet.

Overall risk
0/100
0100
Minimal · default modelHow is this calculated?
CVSS score
Not scored
010
No CVSS score recorded
EPSS score
Not scored
0%100%
No EPSS score yet
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Advisory lineage

Upstream 7 · Downstream 0 · Related 7

Timeline

  1. 17-03-2022
    PublishedVulnerability first disclosed.
  2. 22-04-2026
    Last modifiedVulnerability information updated.

Description

firefox vulnerabilities USN-5321-1 fixed vulnerabilities in Firefox. The update didn't include arm64 because of a regression. This update provides the corresponding update for arm64. This update also removes Yandex and Mail.ru as optional search providers in the drop-down search menu. Original advisory details: Multiple security issues were discovered in Firefox. If a user were tricked into opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service, spoof the browser UI, bypass security restrictions, obtain sensitive information, or execute arbitrary code. (CVE-2022-0843, CVE-2022-26381, CVE-2022-26382, CVE-2022-26383, CVE-2022-26384, CVE-2022-26385) A TOCTOU bug was discovered when verifying addon signatures during install. A local attacker could potentially exploit this to trick a user into installing an addon with an invalid signature. (CVE-2022-26387)

CVSS metrics

Risk metrics not yet published.

EPSS trend

No EPSS score has been published for this record yet.

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Ubuntu1 product
  • firefox< 98.0.1+build2-0ubuntu0.18.04.1 | < 98.0.1+build2-0ubuntu0.20.04.1

1 vendor · 1 product

References

8 links