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CVE-2022-26528: Realtek Linux/Android Bluetooth Mesh SDK has a buffer overflow vulnerability due to insufficient validation fo

38
Routine
MEDIUM 6.5WATCHLISTUPGRADE

CVE-2022-26528 is a medium-severity flaw (CVSS 6.5) affecting bluetooth mesh software development kit. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Realtek Linux/Android Bluetooth Mesh SDK has a buffer overflow vulnerability due to insufficient validation for the length of segmented packets’ shift parameter. An unauthenticated attacker in the adjacent network can exploit this vulnerability to cause buffer overflow and disrupt service.

Why this priority

  • On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score6.5 (Medium)
Attack vectorAdjacent network
Attack complexityLow
Privileges neededNone
User interactionNone
EPSS exploit chance0.5% (top 59%)
CISA exploited listNo
WeaknessCWE-120
Published2022-08-30
Last modified2026-06-17
Publisher (CNA): TWCERT/CC · Vendor: realtek

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Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

realtek bluetooth mesh software development kit UPGRADE
Affected: <= 4.17-4.17-20220127
Fixed in: newer than 4.17-4.17-20220127
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy bluetooth-mesh-software-development-kit || rpm -q bluetooth-mesh-software-development-kit || bluetooth-mesh-software-development-kit --version
2. UPGRADE to newer than 4.17-4.17-20220127 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade bluetooth-mesh-software-development-kit
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade bluetooth-mesh-software-development-kit
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2022-26528?

bluetooth mesh software development kit: upgrade to newer than 4.17-4.17-20220127. Exact commands for each OS are on this page.

Is CVE-2022-26528 being exploited?

CVE-2022-26528 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2022-26528 affect?

CVE-2022-26528 affects bluetooth mesh software development kit. Severity is medium (CVSS 6.5). Realtek Linux/Android Bluetooth Mesh SDK has a buffer overflow vulnerability due to insufficient validation for the length of segmented packets’ shift parameter. An unauthenticated attacker in the adjacent network can exploit this vulnerabi

How urgent is CVE-2022-26528?

Priority 38/100. On your watchlist

Software pages

Android vulnerabilities · Bluetooth vulnerabilities

Related CVEs

References

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