Improper locking in Linux kernel - CVE-2024-57894

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Main Vulnerability Database Vulnerabilities #VU102933

Improper locking in Linux kernel - CVE-2024-57894

Published: January 17, 2025 / Updated: May 11, 2025


Vulnerability identifier: #VU102933
CSH Severity: Low
CVSS v4: 6.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2024-57894
CWE-ID: CWE-667
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to improper locking within the sco_connect_ind() and sco_connect_cfm() functions in net/bluetooth/sco.c, within the rfcomm_run() and rfcomm_security_cfm() functions in net/bluetooth/rfcomm/core.c, within the l2cap_global_fixed_chan(), l2cap_connect_cfm() and l2cap_disconn_ind() functions in net/bluetooth/l2cap_core.c, within the iso_match() function in net/bluetooth/iso.c, within the DEFINE_RWLOCK(), hci_register_cb() and hci_unregister_cb() functions in net/bluetooth/hci_core.c. A local user can perform a denial of service (DoS) attack.


Affected software

Linux kernel
openEuler
Ubuntu
Red Hat OpenShift Dev Spaces
bpftool
python3-perf-debuginfo
python3-perf
perf-debuginfo
perf
kernel-tools-devel
kernel-tools-debuginfo
kernel-source
kernel
bpftool-debuginfo
kernel-debuginfo
kernel-devel
kernel-tools
kernel-headers
kernel-debugsource
linux-image-6.11.0-21-generic-64k (Ubuntu package)
linux-image-virtual-hwe-24.04 (Ubuntu package)
linux-image-virtual (Ubuntu package)
linux-image-6.11.0-21-generic (Ubuntu package)
linux-image-oem-24.04a (Ubuntu package)
linux-image-oem-24.04 (Ubuntu package)
linux-image-generic-64k (Ubuntu package)
linux-image-generic-64k-hwe-24.04 (Ubuntu package)
linux-image-generic (Ubuntu package)
linux-image-generic-hwe-24.04 (Ubuntu package)
linux-image-6.11.0-1007-realtime (Ubuntu package)
linux-image-realtime (Ubuntu package)
linux-image-realtime-hwe-24.04 (Ubuntu package)
linux-image-raspi (Ubuntu package)
linux-image-6.11.0-1010-raspi (Ubuntu package)
linux-image-gcp (Ubuntu package)
linux-image-gcp-64k (Ubuntu package)
linux-image-6.11.0-1011-gcp-64k (Ubuntu package)
linux-image-6.11.0-1011-gcp (Ubuntu package)
linux-image-aws (Ubuntu package)
linux-image-6.11.0-1011-aws (Ubuntu package)
linux-image-lowlatency-64k (Ubuntu package)
linux-image-lowlatency (Ubuntu package)
linux-image-6.11.0-1011-lowlatency (Ubuntu package)
linux-image-6.11.0-1011-lowlatency-64k (Ubuntu package)
linux-image-lowlatency-64k-hwe-24.04 (Ubuntu package)
linux-image-lowlatency-hwe-24.04 (Ubuntu package)
linux-image-azure (Ubuntu package)
linux-image-6.11.0-1012-azure-fde (Ubuntu package)
linux-image-6.11.0-1012-azure (Ubuntu package)
linux-image-azure-fde (Ubuntu package)
linux-image-oracle (Ubuntu package)
linux-image-oracle-64k (Ubuntu package)
linux-image-6.11.0-1013-oracle (Ubuntu package)
linux-image-6.11.0-1013-oracle-64k (Ubuntu package)
linux-image-oem-24.04b (Ubuntu package)
linux-image-6.11.0-1017-oem (Ubuntu package)

How to mitigate CVE-2024-57894

Install update from vendor's website.

Linux kernel - update to 6.6.70
Red Hat OpenShift Dev Spaces - update to 3.21.0
bpftool - addressed in versions 6.6.0-83.0.0.77, 6.6.0-83.0.0.88
python3-perf-debuginfo - addressed in versions 6.6.0-83.0.0.77, 6.6.0-83.0.0.88
python3-perf - addressed in versions 6.6.0-83.0.0.77, 6.6.0-83.0.0.88
perf-debuginfo - addressed in versions 6.6.0-83.0.0.77, 6.6.0-83.0.0.88
perf - addressed in versions 6.6.0-83.0.0.77, 6.6.0-83.0.0.88
kernel-tools-devel - addressed in versions 6.6.0-83.0.0.77, 6.6.0-83.0.0.88
kernel-tools-debuginfo - addressed in versions 6.6.0-83.0.0.77, 6.6.0-83.0.0.88
kernel-source - addressed in versions 6.6.0-83.0.0.77, 6.6.0-83.0.0.88
kernel - addressed in versions 6.6.0-83.0.0.77, 6.6.0-83.0.0.88
bpftool-debuginfo - addressed in versions 6.6.0-83.0.0.77, 6.6.0-83.0.0.88
kernel-debuginfo - addressed in versions 6.6.0-83.0.0.77, 6.6.0-83.0.0.88
kernel-devel - addressed in versions 6.6.0-83.0.0.77, 6.6.0-83.0.0.88
kernel-tools - addressed in versions 6.6.0-83.0.0.77, 6.6.0-83.0.0.88
kernel-headers - addressed in versions 6.6.0-83.0.0.77, 6.6.0-83.0.0.88
kernel-debugsource - addressed in versions 6.6.0-83.0.0.77, 6.6.0-83.0.0.88
linux-image-6.11.0-21-generic-64k (Ubuntu package) - addressed in versions 6.11.0-21.21, 6.11.0-21.21~24.04.1+1
linux-image-virtual-hwe-24.04 (Ubuntu package) - addressed in versions 6.11.0-21.21, 6.11.0-21.21~24.04.1
linux-image-virtual (Ubuntu package) - update to 6.11.0-21.21
linux-image-6.11.0-21-generic (Ubuntu package) - addressed in versions 6.11.0-21.21, 6.11.0-21.21~24.04.1+1
linux-image-oem-24.04a (Ubuntu package) - update to 6.11.0-21.21
linux-image-oem-24.04 (Ubuntu package) - update to 6.11.0-21.21
linux-image-generic-64k (Ubuntu package) - update to 6.11.0-21.21
linux-image-generic-64k-hwe-24.04 (Ubuntu package) - addressed in versions 6.11.0-21.21, 6.11.0-21.21~24.04.1
linux-image-generic (Ubuntu package) - update to 6.11.0-21.21
linux-image-generic-hwe-24.04 (Ubuntu package) - addressed in versions 6.11.0-21.21, 6.11.0-21.21~24.04.1
linux-image-6.11.0-1007-realtime (Ubuntu package) - update to 6.11.0-1007.7
linux-image-realtime (Ubuntu package) - update to 6.11.0-1007.7
linux-image-realtime-hwe-24.04 (Ubuntu package) - update to 6.11.0-1007.7
linux-image-raspi (Ubuntu package) - update to 6.11.0-1010.10
linux-image-6.11.0-1010-raspi (Ubuntu package) - update to 6.11.0-1010.10
linux-image-gcp (Ubuntu package) - update to 6.11.0-1011.11
linux-image-gcp-64k (Ubuntu package) - update to 6.11.0-1011.11
linux-image-6.11.0-1011-gcp-64k (Ubuntu package) - update to 6.11.0-1011.11
linux-image-6.11.0-1011-gcp (Ubuntu package) - update to 6.11.0-1011.11
linux-image-aws (Ubuntu package) - update to 6.11.0-1011.12
linux-image-6.11.0-1011-aws (Ubuntu package) - update to 6.11.0-1011.12
linux-image-lowlatency-64k (Ubuntu package) - update to 6.11.0-1011.12
linux-image-lowlatency (Ubuntu package) - update to 6.11.0-1011.12
linux-image-6.11.0-1011-lowlatency (Ubuntu package) - update to 6.11.0-1011.12~24.04.1
linux-image-6.11.0-1011-lowlatency-64k (Ubuntu package) - update to 6.11.0-1011.12~24.04.1
linux-image-lowlatency-64k-hwe-24.04 (Ubuntu package) - update to 6.11.0-1011.12~24.04.1
linux-image-lowlatency-hwe-24.04 (Ubuntu package) - update to 6.11.0-1011.12~24.04.1
linux-image-azure (Ubuntu package) - update to 6.11.0-1012.12
linux-image-6.11.0-1012-azure-fde (Ubuntu package) - update to 6.11.0-1012.12
linux-image-6.11.0-1012-azure (Ubuntu package) - update to 6.11.0-1012.12
linux-image-azure-fde (Ubuntu package) - update to 6.11.0-1012.12
linux-image-oracle (Ubuntu package) - update to 6.11.0-1013.14
linux-image-oracle-64k (Ubuntu package) - update to 6.11.0-1013.14
linux-image-6.11.0-1013-oracle (Ubuntu package) - update to 6.11.0-1013.14
linux-image-6.11.0-1013-oracle-64k (Ubuntu package) - update to 6.11.0-1013.14
linux-image-oem-24.04b (Ubuntu package) - update to 6.11.0-1017.17
linux-image-6.11.0-1017-oem (Ubuntu package) - update to 6.11.0-1017.17

External References

Related Security Bulletins