Tech brief

Samsung's November 2026 Galaxy Security Patch Is Out: Install It When It Shows Up

By , Tech Cheat Codes Team

Published 6 min read

Illustration: a Galaxy phone on a charging stand with a shield badge and a November calendar page beside a software-update progress ring.
Illustration: Tech Cheat Codes
On this page · 3 sections
  1. The details
  2. What to do now
  3. References

What happened: Samsung published its November 2026 Galaxy Security Maintenance Release on Tuesday, Nov. 3. The package is labeled SMR-NOV-2026, Version 1.0, and the security software line you want to see is SMR Nov-2026 Release 1. That single release folds in Google's November Android fixes, Samsung Mobile's own SVE patches, and four High Samsung Semiconductor fixes.

What this means for you: Eligible Galaxy phones and tablets get this through Software update when your region and model are ready. Delivery timing varies by model and carrier, and a big OS upgrade sometimes pushes a security package later. When the update appears, install it. After it finishes, confirm the Android security patch level shows 2026-11-01 or 2026-11-05 (or a later November date). That is how you know the November fixes are on the device. Samsung's bulletin does not claim these flaws are being used in the wild, and neither do we.

The details

Monthly Galaxy security packages are boring on purpose. They quietly close holes that attackers, researchers and Samsung's own labs keep finding in Android, Samsung apps and the chips inside the phone, and most people only notice them when a notification asks for a restart. November's package is a large one.

Google's November 2026 Android Security Bulletin, published Monday, Nov. 2, sets two patch-level strings partners can ship: 2026-11-01 and 2026-11-05. Devices on 2026-11-01 or later get the first batch. Devices on 2026-11-05 or later get that batch plus the second. The most severe Framework issue in the bulletin is a Critical remote code execution flaw, CVE-2026-58868, that needs no user interaction. System also lists Critical issues, including CVE-2026-58882, a Critical denial-of-service bug in System on Android 14 through 17. That is the same "SMS of Death" crash we wrote about on Nov. 1: a specially built message that knocks out calling and mobile service on an unpatched phone. Samsung's November SMR lists CVE-2026-58882 among the Critical Google fixes it is applying, along with CVE-2026-58868 and a long list of other Critical and High Google CVEs.

Samsung Mobile also ships its own SVE items in the same package. The ones Samsung published in plain language include:

Severity What Samsung fixed (plain English) Who could trigger it
High Out-of-bounds write in the bootloader Physical attacker
High Improper input checks in a camera filter library that could run code Local attacker; needs user interaction
High Stack buffer overflow in a secure UI library that could run code Local attacker
Moderate Contacts cover-screen and recents call widgets that could place a call without the right permission Local attacker
Moderate A Dialer access-control flaw that could expose sensitive information Local attacker
Moderate Incorrect permissions in Contacts that could expose profile settings Local attacker
Moderate Unauthorized access in Samsung Messages that could expose sensitive information Local attacker
Moderate Improper certificate checks that could bypass SIM lock Local privileged attacker
Moderate Other access-control and out-of-bounds write fixes in system components Local attackers

Samsung leaves some SVE items in the update undisclosed for now. That is normal on these bulletins: the fix ships, the public write-up waits.

Samsung Semiconductor High patches in the same SMR are CVE-2026-58704, CVE-2026-68984, CVE-2026-68994 and CVE-2026-69050. Samsung points readers to its Semiconductor product security page for chip-level detail. You do not need to dig into those numbers to stay safe. Installing SMR Nov-2026 Release 1 is the action that matters.

Did you know? On a Galaxy, the line that proves this month's Samsung-plus-Google bundle is present is "Security software version," and for this release it should read SMR Nov-2026 Release 1. That Samsung security index is separate from the Android security patch date under Software information, and both are worth a glance after you update.

Samsung's disclaimer on the bulletin is the same every month, and it is the part people forget: delivery time varies by region and model, some chipset patches land in a later package, and a regular OS upgrade delays a planned security drop. The flip side is also true. When the OS upgrade finally arrives, it is supposed to include up-to-date security patches.

There is no public roll-out list in Samsung's bulletin for which Galaxy phone gets the file on which day. Flagships usually move first. Older models and carrier builds often trail. Tablets follow the same Software update path when they are eligible. If your phone is still on an older patch this week, that is usually a schedule issue, not a sign you missed a hidden button.

What to do now

  1. Check your current patch level. Open Settings, then About phone, then Software information. Read Android security patch level. On many Galaxy phones the same screen also shows Security software version. Write both down if that helps you remember.
  2. Look for the update. Open Settings, then Software update, then Download and install (wording varies slightly by model). Connect to Wi-Fi and keep the phone charged. If nothing appears yet, check again over the next few days rather than sideloading random files from the web.
  3. Install when it shows up. Let the phone download and install the package, then restart if it asks. Do not interrupt it mid-install.
  4. Confirm the new numbers. After the restart, return to Software information. You want an Android security patch level of 2026-11-01 or 2026-11-05 (or a later November date your build uses), and a Security software version of SMR Nov-2026 Release 1 when that line is present.
  5. Help a parent or partner. If you manage someone else's Galaxy, do the check with them. The screen is small, the labels look alike, and "I'll do it later" is how phones stay on last month's patch.
  6. Skip unofficial installers. A security package from Samsung's own Software update is the safe path. Third-party "flash this ZIP" posts are how people brick phones or install junk.

If your Galaxy is on Android 12 or 13 and no November package ever appears, ask Samsung support or your carrier what security support remains for that model. Android's bulletin lists CVE-2026-58882 fixes for Android 14 through 17. Older major versions are a separate conversation.

A patched phone is still a phone. It will not stop every scam text or every bad app. It does close the holes Samsung and Google published for this month, including the Critical SMS denial-of-service fix that started circulating in public write-ups before November's bulletin landed. Install the update when your Galaxy offers it, confirm the patch date, and move on with your day.

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References