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Samsung Galaxy S24 and S25 Series October 2026 Security Updates Released

Samsung Galaxy S24 and S25 Series October 2026 Security Updates Released

First seen 23 Oct 2026, 20:43 UTC • •

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ThreatCluster AI
ThreatCluster •October 23, 2026 at 21:45 UTC
  • •Galaxy S24 series update fixes 76 vulnerabilities, including critical security flaws.
  • •Galaxy S25 series update addresses 62 vulnerabilities, with 9 critical patches from Google.
  • •Updates focus on system stability and security enhancements following One UI 9 rollout.

Samsung has rolled out the October 2026 security updates for its Galaxy S24 and S25 series smartphones. The Galaxy S24 series received a critical update addressing 76 vulnerabilities, including critical patches for memory exposure and system permission bypasses. The Galaxy S25 series update includes 62 fixes, with 45 from Google, 9 of which are critical, and 17 from Samsung, none marked as critical. The updates follow the recent One UI 9 upgrade based on Android 17, focusing on system stability and security enhancements. The S24 update is currently available in South Korea, with a global rollout expected soon, while the S25 update is already being deployed. The US release for the S24 family is still unconfirmed. Users are advised to install these updates to mitigate potential security risks.

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Timeline

2026-10-19
Galaxy S25 series update released
Samsung began rolling out the October 2026 security update for the Galaxy S25 series, fixing 62 vulnerabilities.
Androidheadlines
2026-10-23
Galaxy S24 series update released
Samsung initiated the rollout of the October 2026 security patch for the Galaxy S24 series, addressing 76 vulnerabilities.
Nokiapoweruser

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Common questions

What vulnerabilities are fixed in the Galaxy S24 update?
The Galaxy S24 update addresses 76 vulnerabilities, including critical memory exposure and system permission bypass flaws.
When will the Galaxy S24 update be available in the US?
The US release timing for the Galaxy S24 family is currently unconfirmed.
What should users do about these updates?
Users are advised to install the updates as soon as they are available to mitigate security risks.