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Fencer Vulns
medium 6.5

CVE-2023-29544 json

If multiple instances of resource exhaustion occurred at the incorrect time, the garbage collector could have caused memory corruption and…

published 2023-06-02 3 y ago modified 2026-08-19 2 mo ago also EUVD-2023-33086

cvss
6.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 39%
public exploits
0
none known

Summary

If multiple instances of resource exhaustion occurred at the incorrect time, the garbage collector could have caused memory corruption and a potentially exploitable crash. This vulnerability affects Firefox for Android < 112, Firefox < 112, and Focus for Android < 112.

Patch / fix

  • Mozilla Firefox for Android 112
  • Mozilla Firefox 112
  • Mozilla Focus for Android 112
  • firefox Ubuntu 18.04 LTS 112.0+build2-0ubuntu0.18.04.1
  • firefox Ubuntu 20.04 LTS 112.0+build2-0ubuntu0.20.04.1

ubuntu advisories UBUNTU-CVE-2023-29544

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • firefox-esr openSUSE Tumbleweed 128.5.1-1.1
  • MozillaFirefox openSUSE Tumbleweed 112.0.1-1.1

opensuse advisories openSUSE-SU-2024:14572-1openSUSE-SU-2024:12882-1

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
21 mo ago

Exploit prediction

0.45% chance of exploitation in the next 30 days, higher than 39% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CISA ADP 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
NVD 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CNA 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Affected products

  • Mozilla Firefox for Android
  • Mozilla Firefox
  • Mozilla Focus for Android

Classification

Weakness
  • CWE-400 Uncontrolled Resource Consumption

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.