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Vulnerability · Published May 23, 2024 · Assigned by Linux

CVE-2024-36012Bluetooth: msft: fix slab-use-after-free in msft_do_close()

High 7.8

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 0.2% (higher than 12% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)7.8High
Exploit odds (30 days)0.2%top 88.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: msft: fix slab-use-after-free in msft_do_close() Tying the msft->data lifetime to hdev by freeing it in hci_release_dev() to fix the following case: [use] msft_do_close() msft = hdev->msft_data; if (!msft) ...(1) <- passed. return; mutex_lock(&msft->filter_lock); ...(4) <- used after freed. [free] msft_unregister() msft = hdev->msft_data; hdev->msft_data = NULL; ...(2) kfree(msft); ...(3) <- msft is freed. ================================================================== BUG: KASAN: slab-use-after-free in __mutex_lock_common kernel/locking/mutex.c:587 [inline] BUG: KASAN: slab-use-after-free in __mutex_lock+0x8f/0xc30 kernel/locking/mutex.c:752 Read of size 8 at addr ffff888106cbbca8 by task kworker/u5:2/309

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12linux6.1.94-1DEBIAN-CVE-2024-36012
Debian:13linux6.8.11-1DEBIAN-CVE-2024-36012
Debian:14linux6.8.11-1DEBIAN-CVE-2024-36012
Ubuntu:22.04:LTSlinuxno fix listedUBUNTU-CVE-2024-36012
Ubuntu:24.04:LTSlinux6.8.0-40.40USN-6949-1
Ubuntu:24.04:LTSlinux6.8.0-40.40UBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-awsno fix listedUBUNTU-CVE-2024-36012
Ubuntu:24.04:LTSlinux-aws6.8.0-1013.14USN-6949-1
Ubuntu:24.04:LTSlinux-aws6.8.0-1013.14UBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-aws-6.86.8.0-1013.14~22.04.1UBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-azureno fix listedUBUNTU-CVE-2024-36012
Ubuntu:24.04:LTSlinux-azure6.8.0-1012.14UBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-azure-6.86.8.0-1012.14~22.04.1UBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-azure-fdeno fix listedUBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-gcpno fix listedUBUNTU-CVE-2024-36012
Ubuntu:24.04:LTSlinux-gcp6.8.0-1012.13UBUNTU-CVE-2024-36012
Ubuntu:24.04:LTSlinux-gcp6.8.0-1012.13USN-6949-1
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-gcp-6.86.8.0-1012.13~22.04.1UBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-gkeno fix listedUBUNTU-CVE-2024-36012
Ubuntu:24.04:LTSlinux-gke6.8.0-1008.11USN-6949-1
Ubuntu:24.04:LTSlinux-gke6.8.0-1008.11UBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-gkeopno fix listedUBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-hwe-6.5no fix listedUBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-hwe-6.86.8.0-40.40~22.04.3UBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-ibmno fix listedUBUNTU-CVE-2024-36012
Ubuntu:24.04:LTSlinux-ibm6.8.0-1010.10UBUNTU-CVE-2024-36012
Ubuntu:24.04:LTSlinux-ibm6.8.0-1010.10USN-6949-1
Ubuntu:22.04:LTSlinux-ibm-6.86.8.0-1010.10~22.04.1UBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-intel-iot-realtimeno fix listedUBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-intel-iotgno fix listedUBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-kvmno fix listedUBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-lowlatencyno fix listedUBUNTU-CVE-2024-36012
Ubuntu:24.04:LTSlinux-lowlatency6.8.0-40.40.1UBUNTU-CVE-2024-36012
Ubuntu:24.04:LTSlinux-lowlatency6.8.0-40.40.1USN-6949-2
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.5no fix listedUBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.86.8.0-40.40.1~22.04.1UBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-nvidiano fix listedUBUNTU-CVE-2024-36012
Ubuntu:24.04:LTSlinux-nvidia6.8.0-1011.11USN-6949-1
Ubuntu:24.04:LTSlinux-nvidia6.8.0-1011.11UBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-nvidia-6.5no fix listedUBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-nvidia-6.86.8.0-1011.11~22.04.1USN-6949-1
Ubuntu:22.04:LTSlinux-nvidia-6.86.8.0-1011.11~22.04.1UBUNTU-CVE-2024-36012
Ubuntu:24.04:LTSlinux-nvidia-lowlatency6.8.0-1011.11.1UBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-nvidia-tegrano fix listedUBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-nvidia-tegra-igxno fix listedUBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-oem-6.5no fix listedUBUNTU-CVE-2024-36012
Ubuntu:24.04:LTSlinux-oem-6.86.8.0-1010.10USN-6955-1
Ubuntu:24.04:LTSlinux-oem-6.86.8.0-1010.10UBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-oracleno fix listedUBUNTU-CVE-2024-36012
Ubuntu:24.04:LTSlinux-oracle6.8.0-1010.10UBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-oracle-6.5no fix listedUBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-oracle-6.86.8.0-1010.10~22.04.1UBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-raspino fix listedUBUNTU-CVE-2024-36012
Ubuntu:24.04:LTSlinux-raspi6.8.0-1009.10UBUNTU-CVE-2024-36012
Ubuntu:24.04:LTSlinux-raspi6.8.0-1009.10USN-6949-2
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2024-36012
Ubuntu:24.04:LTSlinux-riscv6.8.0-40.40.1UBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-riscv-6.5no fix listedUBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-riscv-6.86.8.0-40.40.1~22.04.1UBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-starfive-6.5no fix listedUBUNTU-CVE-2024-36012
Ubuntu:22.04:LTSlinux-xilinx-zynqmpno fix listedUBUNTU-CVE-2024-36012

Affected products (as reported)

VendorProductVersions
Linux Linux bf6a4e30ffbd9e9ef8934582feb937f6532f8b68 – before e3880b531b68f98d3941d83f2f6dd11cf4fd6b76bf6a4e30ffbd9e9ef8934582feb937f6532f8b68 – before a85a60e62355e3bf4802dead7938966824b23940bf6a4e30ffbd9e9ef8934582feb937f6532f8b68 – before 4f1de02de07748da80a8178879bc7a1df37fdf56bf6a4e30ffbd9e9ef8934582feb937f6532f8b68 – before 10f9f426ac6e752c8d87bf4346930ba347aaabac
Linux Linux 5.12

References