Vulnerability · CVE-2022-50233
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: eir: Fix using strlen with hdev->{dev_name,short_name} Both dev_name and short_name are not guarantee
Published Aug 9, 2025 · catalog updated Oct 15, 2026 · Linux Linux
Check if you run it
No confirmed exploitation is on record for CVE-2022-50233. EPSS is 0.14%. Act only if a listed version of Linux Linux is installed.
Gaps on this record
- No vendor fix or required action is stored. Compare the linked advisory before you change production.
- Severity
- High7.8
- Known exploitation
- Not in CISA/VulnCheck KEV
- EPSS
- 0.14%
- Remediation
- Advisory link
- Affected products
- cpe linux/linux kernel · vendor Linux Linux 4.14
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: eir: Fix using strlen with hdev->{dev_name,short_name} Both dev_name and short_name are not guaranteed to be NULL terminated so this instead use strnlen and then attempt to determine if the resulting string needs to be truncated or not.
Are you affected?
Enter the version you run. The result uses only the ranges stored on this record.
The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.
- cpe linux/linux kernelversion unspecified
- vendor Linux Linux 4.144.14
How to fix CVE-2022-50233
Recommended remediation
A patch or advisory reference is linked. Open the original publisher for availability by product version.
Official advisories
What to do
Three questions, each answered from this record only. Confirm the vendor advisory before you patch.
Should you patch?
No confirmed exploitation is on record for CVE-2022-50233. EPSS is 0.14%. Act only if a listed version of Linux Linux is installed.
Which versions are affected?
Compare what you have installed with Linux Linux 4.14 4.14. Compare the installed version with the linked vendor advisory before you change production.
What should an analyst verify?
No weakness class is stored. EPSS 0.14%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.
Code
The project this record applies to. Exploit listings stay in References.
Timeline
Detection, updates, and resolution for this record.
Aug 9, 2025 · NIST NVD
Detected
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: eir: Fix using strlen with hdev->{dev_name,short_name} Both dev_name and short_name are not guaranteed to be NULL terminated so this instead use strnlen and then attempt to determine if the resulting string needs to be truncated or not.
Oct 15, 2026 · NIST NVD
Updated
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: eir: Fix using strlen with hdev->{dev_name,short_name} Both dev_name and short_name are not guaranteed to be NULL terminated so this instead use strnlen and then attempt to determine if the resulting string needs to be truncated or not.
Sources
- CVE.orgVulnerability recordCVE-2022-50233
Official CVE identifier
cve.org - FIRST EPSSExploitation probabilityCVE-2022-50233
30-day exploitation probability 0.14%
first.org - EUVDVulnerability recordEUVD-2022-55213
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: eir: Fix using strlen with hdev->{dev_name,short_name} Both dev_name and short_name are not guaranteed to be NULL terminated so this instead use strnlen and then attempt to determine if the resulting s
euvd.enisa.europa.eu - NIST NVDVulnerability recordCVE-2022-50233
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: eir: Fix using strlen with hdev->{dev_name,short_name} Both dev_name and short_name are not guaranteed to be NULL terminated so this instead use strnlen and then attempt to determine if the resulting
nvd.nist.gov
References
Freshness
Last verified in this catalog Oct 21, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.