CVE-2025-21043

critical

Description

Out-of-bounds write in libimagecodec.quram.so prior to SMR Sep-2025 Release 1 allows remote attackers to execute arbitrary code.

References

Exploits
More

https://www.securityweek.com/organizations-warned-of-exploited-meteobridge-vulnerability/

https://thehackernews.com/2025/10/cisa-flags-meteobridge-cve-2025-4008.html

https://www.cisa.gov/news-events/alerts/2025/10/02/cisa-adds-five-known-exploited-vulnerabilities-catalog

https://www.theregister.com/2025/09/16/apple_0day_spy_attacks/

https://www.securityweek.com/samsung-patches-zero-day-exploited-against-android-users/

https://hackread.com/samsung-android-image-parsing-vulnerability-attacks/

https://www.theregister.com/2025/09/12/samsung_fixes_android_0day/

https://www.bleepingcomputer.com/news/security/samsung-patches-actively-exploited-zero-day-reported-by-whatsapp/

https://thehackernews.com/2025/09/samsung-fixes-critical-zero-day-cve.html

https://securityaffairs.com/182135/hacking/samsung-fixed-actively-exploited-zero-day.html

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-21043

https://security.samsungmobile.com/securityUpdate.smsb?year=2025&month=09

Details

Source: Mitre, NVD

Published: 2025-09-12

Updated: 2025-10-21

Known Exploited Vulnerability (KEV)

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 9.8

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.11622