CVE-2026-21126
Improper input validation in getting cover image in libsimba.heifdec.media.samsung.so prior to SMR…
- Risk score
- 42/100
- CVSS
- 6.9 v4.0
- Exploit chance (30 days)
- 0.1%
- Published
- 12 Oct 2026
Open in the live forecast Today's forecast
What to know
- What it is
- Improper input validation in getting cover image in libsimba.heifdec.media.samsung.so prior to SMR Oct-2026 Release 1 allows local attackers to write out-of-bounds memory.
- Affected
- See advisory
- Fix
- Apply the vendor's security update; see the linked advisory.
- Exploitation
- No known exploitation
Why it is Yellow
- CVSS 6.9 medium
References
Original description
Improper input validation in getting cover image in libsimba.heifdec.media.samsung.so prior to SMR Oct-2026 Release 1 allows local attackers to write out-of-bounds memory.
Last activity 12 Oct 2026. Patch Forecast updates every hour.