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Vulnerability · Published Oct 21, 2026 · Assigned by Linux

CVE-2023-7356Bluetooth: ISO: Copy BASE if service data matches EIR_BAA_SERVICE_UUID

High 8.8

In plain English

A high-severity security flaw in Linux from Linux. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 21% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)8.8High
Exploit odds (30 days)0.3%top 78.8% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official 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.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12linux6.1.180-1DEBIAN-CVE-2023-7356
Debian:13linux6.7.7-1DEBIAN-CVE-2023-7356
Debian:14linux6.7.7-1DEBIAN-CVE-2023-7356
Ubuntu:22.04:LTSlinuxno fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-awsno fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2023-7356
Ubuntu:24.04:LTSlinux-aws-6.14no fix listedUBUNTU-CVE-2023-7356
Ubuntu:24.04:LTSlinux-aws-6.17no fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-azureno fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2023-7356
Ubuntu:24.04:LTSlinux-azure-6.11no fix listedUBUNTU-CVE-2023-7356
Ubuntu:24.04:LTSlinux-azure-6.14no fix listedUBUNTU-CVE-2023-7356
Ubuntu:24.04:LTSlinux-azure-6.17no fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-azure-fdeno fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2023-7356
Ubuntu:24.04:LTSlinux-azure-fde-6.14no fix listedUBUNTU-CVE-2023-7356
Ubuntu:24.04:LTSlinux-azure-fde-6.17no fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2023-7356
Ubuntu:24.04:LTSlinux-azure-nvidia-6.14no fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-gcpno fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2023-7356
Ubuntu:24.04:LTSlinux-gcp-6.11no fix listedUBUNTU-CVE-2023-7356
Ubuntu:24.04:LTSlinux-gcp-6.14no fix listedUBUNTU-CVE-2023-7356
Ubuntu:24.04:LTSlinux-gcp-6.17no fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-gkeno fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-gkeopno fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2023-7356
Ubuntu:24.04:LTSlinux-hwe-6.11no fix listedUBUNTU-CVE-2023-7356
Ubuntu:24.04:LTSlinux-hwe-6.14no fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-hwe-6.5no fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-ibmno fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-intel-iot-realtimeno fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-intel-iotgno fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-kvmno fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-lowlatencyno fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2023-7356
Ubuntu:24.04:LTSlinux-lowlatency-hwe-6.11no fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.5no fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-nvidiano fix listedUBUNTU-CVE-2023-7356
Ubuntu:24.04:LTSlinux-nvidia-6.11no fix listedUBUNTU-CVE-2023-7356
Ubuntu:24.04:LTSlinux-nvidia-6.17no fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-nvidia-6.5no fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-nvidia-tegrano fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-nvidia-tegra-igxno fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2023-7356
Ubuntu:24.04:LTSlinux-oem-6.11no fix listedUBUNTU-CVE-2023-7356
Ubuntu:24.04:LTSlinux-oem-6.14no fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-oem-6.5no fix listedUBUNTU-CVE-2023-7356
Ubuntu:24.04:LTSlinux-oem-6.8no fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-oracleno fix listedUBUNTU-CVE-2023-7356
Ubuntu:24.04:LTSlinux-oracle-6.14no fix listedUBUNTU-CVE-2023-7356
Ubuntu:24.04:LTSlinux-oracle-6.17no fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-oracle-6.5no fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-raspino fix listedUBUNTU-CVE-2023-7356
Ubuntu:24.04:LTSlinux-raspi-realtimeno fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2023-7356
Ubuntu:24.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2023-7356
Ubuntu:24.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2023-7356
Ubuntu:24.04:LTSlinux-riscv-6.14no fix listedUBUNTU-CVE-2023-7356
Ubuntu:24.04:LTSlinux-riscv-6.17no fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-riscv-6.5no fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-starfive-6.5no fix listedUBUNTU-CVE-2023-7356
Ubuntu:22.04:LTSlinux-xilinx-zynqmpno fix listedUBUNTU-CVE-2023-7356

Affected products (as reported)

VendorProductVersions
Linux Linux e4cfffb5ebc80820f46cf16a6fa5be1b436bdf2d – before ba25efe15e8fd909884e113a86c6ccd07d88256e9c0826310bfb784c9bac7d1d9454e304185446c5 – before 927ef409f713929dea2b9a5ed5bb65e712be00509c0826310bfb784c9bac7d1d9454e304185446c5 – before f4da3ee15de9944482382181329bb6d7335ca0036.1.159 – before 6.1.178
Linux Linux 6.6

References