Vulnerability · CVE-2023-7356
CVE-2023-7356: Bluetooth: ISO: Copy BASE if service data matches EIR_BAA_SERVICE_UUID
Published Oct 21, 2026 · catalog updated Oct 21, 2026 · Linux Linux
Last checked Nov 6, 2026. A connected source was read within the last 7 days.
Check if you run it
No confirmed exploitation is on record for CVE-2023-7356. EPSS is 0.29%. Act only if a listed version of Linux Linux is installed.
Gaps on this record
- No version range is stored. A customer cannot check an installed version against this record.
- No vendor fix or required action is stored. Compare the linked advisory before you change production.
Same product and reporting
- CVE-2026-99260 · Medium
- CVE-2026-99259 · Medium
- CVE-2026-99258 · High
- CVE-2026-99257 · Medium
- CVE-2026-99255 · Medium
- Severity
- Unknown—
- Known exploitation
- Not in CISA/VulnCheck KEV
- EPSS
- 0.29%
- Remediation
- Not established
- Affected products
- linux kernel · vendor Linux Linux
From: Greg Kroah-Hartman Description =========== In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: Copy BASE if service data matches EIR_BAA_SERVICE_UUID Copy the content of a Periodic Advertisement Report to BASE only if the service UUID is Basic Audio Announcement Service UUID. The Linux kernel CVE team has assigned CVE-2023-7356 to this issue. Affected and fixed versions =========================== Fixed in 6.1.178 with commit ba25efe15e8fd909884e113a86c6ccd07d88256e Fixed in 6.6.145 with commit 927ef409f713929dea2b9a5ed5bb65e712be0050 F
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.
- linux kernelversion unspecified
- vendor Linux Linuxversion unspecified
How to fix CVE-2023-7356
No stored fix
No vendor fix text is stored. Use the linked advisory before you change production.
Version check
No version range is stored, so an installed version cannot be checked on this page.
Advisory
Open the cve_org record and follow its fix.
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-2023-7356. EPSS is 0.29%. Act only if a listed version of Linux Linux is installed.
Which versions are affected?
Affected version ranges are not on this record. Compare the installed version with the linked vendor advisory before you change production.
What should an analyst verify?
No weakness class is stored. EPSS 0.29%. 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.
Oct 21, 2026 · Linux Kernel CVE
Detected
From: Greg Kroah-Hartman Description =========== In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: Copy BASE if service data matches EIR_BAA_SERVICE_UUID Copy the content of a Periodic Advertisement Report to BASE only if the service UUID is Basic Audio Announcement Service UUID. The Linux kernel CVE team has assigned CVE-2023-7356 to this issue. Affected and fixe
Sources
- CVE.orgVulnerability recordCVE-2023-7356
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: Copy BASE if service data matches EIR_BAA_SERVICE_UUID Copy the content of a Periodic Advertisement Report to BASE only if the service UUID is Basic Audio Announcement Service UUID.
cve.org - FIRST EPSSExploitation probabilityCVE-2023-7356
30-day exploitation probability 0.29%
first.org - Linux Kernel CVEVendor advisoryCVE-2023-7356
From: Greg Kroah-Hartman Description =========== In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: Copy BASE if service data matches EIR_BAA_SERVICE_UUID Copy the content of a Periodic Advertisement Report to BASE only if the service UUID is Basi
git.kernel.org
References
Freshness
Last verified in this catalog Nov 6, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.
- FIRST EPSSNov 6, 2026
- CVE.orgOct 21, 2026
- Linux Kernel CVEOct 21, 2026