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CVE-2024-38620— Bluetooth: HCI: Remove HCI_AMP support

Quick assessment

Affected
Linux Linux
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel 存在安全漏洞，该漏洞源于 Bluetooth:HCI 模块删除 HCI_AMP 支持。

CVSS 8.8 · High EPSS 0.31% · P22

Possible ATT&CK Techniques 1 AI

T1059 · Command and Scripting Interpreter

Affected Version Matrix 12

VendorProduct Version RangeStatus
Linux Linux 244bc377591c3882f454882357bc730c90cbedb5< 9e6cf0eccfe15b67bf9773ecd101162dfdfed5e2 affected
244bc377591c3882f454882357bc730c90cbedb5< 5af2e235b0d5b797e9531a00c50058319130e156 affected
244bc377591c3882f454882357bc730c90cbedb5< d3c7b012d912b31ad23b9349c0e499d6dddd48ec affected
244bc377591c3882f454882357bc730c90cbedb5< af1d425b6dc67cd67809f835dd7afb6be4d43e03 affected
244bc377591c3882f454882357bc730c90cbedb5< 84a4bb6548a29326564f0e659fb8064503ecc1c7 affected
4.3 affected
< 4.3 unaffected
6.1.184≤ 6.1.* unaffected
… +4 more rows
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I. Basic Information for CVE-2024-38620

Vulnerability Information
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Vulnerability Title
Bluetooth: HCI: Remove HCI_AMP support
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: HCI: Remove HCI_AMP support Since BT_HS has been remove HCI_AMP controllers no longer has any use so remove it along with the capability of creating AMP controllers. Since we no longer need to differentiate between AMP and Primary controllers, as only HCI_PRIMARY is left, this also remove hdev->dev_type altogether.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Linux kernel 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel 存在安全漏洞，该漏洞源于 Bluetooth:HCI 模块删除 HCI_AMP 支持。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Linux Linux 244bc377591c3882f454882357bc730c90cbedb5 ~ 9e6cf0eccfe15b67bf9773ecd101162dfdfed5e2 -
Linux Linux 4.3 -

II. Public POCs for CVE-2024-38620

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III. Intelligence Information for CVE-2024-38620

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Patches & Fixes for CVE-2024-38620 (1)

Other References for CVE-2024-38620 (2)

Same Patch Batch · Linux · 2024-06-20 · 67 CVEs total

CVE-2022-48711 9.8 CRITICAL tipc: improve size validations for received domain records
CVE-2021-47620 8.1 HIGH Bluetooth: refactor malicious adv data check
CVE-2022-48743 8.1 HIGH net: amd-xgbe: Fix skb data length underflow
CVE-2022-48716 7.8 HIGH ASoC: codecs: wcd938x: fix incorrect used of portid
CVE-2022-48735 7.8 HIGH ALSA: hda: Fix UAF of leds class devs at unbinding
CVE-2022-48721 7.8 HIGH net/smc: Forward wakeup to smc socket waitqueue after fallback
CVE-2022-48754 7.8 HIGH phylib: fix potential use-after-free
CVE-2022-48720 7.8 HIGH net: macsec: Fix offload support for NETDEV_UNREGISTER event
CVE-2022-48729 7.8 HIGH IB/hfi1: Fix panic with larger ipoib send_queue_size
CVE-2022-48742 7.8 HIGH rtnetlink: make sure to refresh master_dev/m_ops in __rtnl_newlink()
CVE-2022-48726 7.8 HIGH RDMA/ucma: Protect mc during concurrent multicast leaves
CVE-2022-48759 7.8 HIGH rpmsg: char: Fix race between the release of rpmsg_ctrldev and cdev
CVE-2022-48751 7.8 HIGH net/smc: Transitional solution for clcsock race issue
CVE-2022-48771 7.8 HIGH drm/vmwgfx: Fix stale file descriptors on failed usercopy
CVE-2022-48733 7.8 HIGH btrfs: fix use-after-free after failure to create a snapshot
CVE-2022-48762 7.8 HIGH arm64: extable: fix load_unaligned_zeropad() reg indices
CVE-2022-48744 7.5 HIGH net/mlx5e: Avoid field-overflowing memcpy()
CVE-2022-48727 7.3 HIGH KVM: arm64: Avoid consuming a stale esr value when SError occur
CVE-2022-48717 7.1 HIGH ASoC: max9759: fix underflow in speaker_gain_control_put()
CVE-2022-48739 7.1 HIGH ASoC: hdmi-codec: Fix OOB memory accesses

Showing top 20 of 67 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2024-38620

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