Improper locking in Linux kernel - CVE-2024-47736

CSH
CYBERSECURITY HELP
Sign In REGISTER
 
Main Vulnerability Database Vulnerabilities #VU99026

Improper locking in Linux kernel - CVE-2024-47736

Published: October 22, 2024 / Updated: May 12, 2025


Vulnerability identifier: #VU99026
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-2024-47736
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 z_erofs_fill_bio_vec(), folio_lock(), folio_put() and z_erofs_submit_queue() functions in fs/erofs/zdata.c. A local user can perform a denial of service (DoS) attack.


Affected software

Linux kernel
Debian Linux
Anolis OS
Ubuntu
Fedora
python-single-version
bpftool
kernel
kernel-core
kernel-debug
kernel-debug-core
kernel-debug-devel
kernel-debug-modules
kernel-debug-modules-extra
kernel-debug-modules-internal
kernel-devel
kernel-headers
kernel-modules
kernel-modules-extra
kernel-modules-internal
kernel-tools
kernel-tools-libs
kernel-tools-libs-devel
perf
python3-perf
linux (Debian package)
linux (Ubuntu package)
linux-hwe-6.8 (Ubuntu package)
linux-gcp (Ubuntu package)
linux-azure-nvidia (Ubuntu package)
linux-gke (Ubuntu package)
linux-oracle-6.8 (Ubuntu package)
linux-azure (Ubuntu package)
linux-nvidia (Ubuntu package)
linux-realtime (Ubuntu package)
linux-image-generic-64k (Ubuntu package)
linux-image-6.11.0-18-generic (Ubuntu package)
linux-image-6.11.0-18-generic-64k (Ubuntu package)
linux-image-generic (Ubuntu package)
linux-image-generic-64k-hwe-24.04 (Ubuntu package)
linux-image-oem-24.04 (Ubuntu package)
linux-image-oem-24.04a (Ubuntu package)
linux-image-virtual (Ubuntu package)
linux-image-virtual-hwe-24.04 (Ubuntu package)
linux-image-generic-hwe-24.04 (Ubuntu package)
linux-image-realtime-hwe-24.04 (Ubuntu package)
linux-image-realtime (Ubuntu package)
linux-image-6.11.0-1005-realtime (Ubuntu package)
linux-image-raspi (Ubuntu package)
linux-image-6.11.0-1008-raspi (Ubuntu package)
linux-image-6.11.0-1009-azure (Ubuntu package)
linux-image-gcp (Ubuntu package)
linux-image-6.11.0-1009-azure-fde (Ubuntu package)
linux-image-azure-fde (Ubuntu package)
linux-image-azure (Ubuntu package)
linux-image-6.11.0-1009-gcp (Ubuntu package)
linux-image-6.11.0-1009-aws (Ubuntu package)
linux-image-aws (Ubuntu package)
linux-image-6.11.0-1010-lowlatency (Ubuntu package)
linux-image-6.11.0-1010-lowlatency-64k (Ubuntu package)
linux-image-lowlatency (Ubuntu package)
linux-image-lowlatency-64k (Ubuntu package)
linux-image-oracle-64k (Ubuntu package)
linux-image-oracle (Ubuntu package)
linux-image-6.11.0-1011-oracle-64k (Ubuntu package)
linux-image-6.11.0-1011-oracle (Ubuntu package)
linux-image-oem-24.04b (Ubuntu package)
linux-image-6.11.0-1015-oem (Ubuntu package)

How to mitigate CVE-2024-47736

Install update from vendor's website.

Linux kernel - addressed in versions 6.6.72, 6.10.13, 6.11.2, 6.12
python-single-version - update to 1.6.0-1.fc40
bpftool - update to 5.10.134-19
kernel - update to 5.10.134-19
kernel-core - update to 5.10.134-19
kernel-debug - update to 5.10.134-19
kernel-debug-core - update to 5.10.134-19
kernel-debug-devel - update to 5.10.134-19
kernel-debug-modules - update to 5.10.134-19
kernel-debug-modules-extra - update to 5.10.134-19
kernel-debug-modules-internal - update to 5.10.134-19
kernel-devel - update to 5.10.134-19
kernel-headers - update to 5.10.134-19
kernel-modules - update to 5.10.134-19
kernel-modules-extra - update to 5.10.134-19
kernel-modules-internal - update to 5.10.134-19
kernel-tools - update to 5.10.134-19
kernel-tools-libs - update to 5.10.134-19
kernel-tools-libs-devel - update to 5.10.134-19
perf - update to 5.10.134-19
python3-perf - update to 5.10.134-19
linux (Debian package) - update to 6.1.170-1
linux (Ubuntu package) - addressed in versions 6.8.0-60.63, 6.8.0-60.63.1, 6.8.0-60.63.1~22.04.1, 6.8.0-1026.26, 6.8.0-1026.27, 6.8.0-1029.31, 6.8.0-1029.31~22.04.1
linux-hwe-6.8 (Ubuntu package) - update to 6.8.0-60.63~22.04.1
linux-gcp (Ubuntu package) - addressed in versions 6.8.0-1012.14, 6.8.0-1030.32, 6.8.0-1030.32~22.04.1
linux-azure-nvidia (Ubuntu package) - update to 6.8.0-1016.17
linux-gke (Ubuntu package) - update to 6.8.0-1025.29
linux-oracle-6.8 (Ubuntu package) - update to 6.8.0-1026.27~22.04.1
linux-azure (Ubuntu package) - addressed in versions 6.8.0-1028.28, 6.8.0-1029.34, 6.8.0-1029.34~22.04.1
linux-nvidia (Ubuntu package) - addressed in versions 6.8.0-1028.31, 6.8.0-1028.31.1, 6.8.0-1028.31~22.04.1
linux-realtime (Ubuntu package) - update to 6.8.1-1022.23
linux-image-generic-64k (Ubuntu package) - update to 6.11.0-18.18
linux-image-6.11.0-18-generic (Ubuntu package) - update to 6.11.0-18.18
linux-image-6.11.0-18-generic-64k (Ubuntu package) - update to 6.11.0-18.18
linux-image-generic (Ubuntu package) - update to 6.11.0-18.18
linux-image-generic-64k-hwe-24.04 (Ubuntu package) - update to 6.11.0-18.18
linux-image-oem-24.04 (Ubuntu package) - update to 6.11.0-18.18
linux-image-oem-24.04a (Ubuntu package) - update to 6.11.0-18.18
linux-image-virtual (Ubuntu package) - update to 6.11.0-18.18
linux-image-virtual-hwe-24.04 (Ubuntu package) - update to 6.11.0-18.18
linux-image-generic-hwe-24.04 (Ubuntu package) - update to 6.11.0-18.18
linux-image-realtime-hwe-24.04 (Ubuntu package) - update to 6.11.0-1005.5
linux-image-realtime (Ubuntu package) - update to 6.11.0-1005.5
linux-image-6.11.0-1005-realtime (Ubuntu package) - update to 6.11.0-1005.5
linux-image-raspi (Ubuntu package) - update to 6.11.0-1008.8
linux-image-6.11.0-1008-raspi (Ubuntu package) - update to 6.11.0-1008.8
linux-image-6.11.0-1009-azure (Ubuntu package) - update to 6.11.0-1009.9
linux-image-gcp (Ubuntu package) - update to 6.11.0-1009.9
linux-image-6.11.0-1009-azure-fde (Ubuntu package) - update to 6.11.0-1009.9
linux-image-azure-fde (Ubuntu package) - update to 6.11.0-1009.9
linux-image-azure (Ubuntu package) - update to 6.11.0-1009.9
linux-image-6.11.0-1009-gcp (Ubuntu package) - update to 6.11.0-1009.9
linux-image-6.11.0-1009-aws (Ubuntu package) - update to 6.11.0-1009.10
linux-image-aws (Ubuntu package) - update to 6.11.0-1009.10
linux-image-6.11.0-1010-lowlatency (Ubuntu package) - update to 6.11.0-1010.11
linux-image-6.11.0-1010-lowlatency-64k (Ubuntu package) - update to 6.11.0-1010.11
linux-image-lowlatency (Ubuntu package) - update to 6.11.0-1010.11
linux-image-lowlatency-64k (Ubuntu package) - update to 6.11.0-1010.11
linux-image-oracle-64k (Ubuntu package) - update to 6.11.0-1011.12
linux-image-oracle (Ubuntu package) - update to 6.11.0-1011.12
linux-image-6.11.0-1011-oracle-64k (Ubuntu package) - update to 6.11.0-1011.12
linux-image-6.11.0-1011-oracle (Ubuntu package) - update to 6.11.0-1011.12
linux-image-oem-24.04b (Ubuntu package) - update to 6.11.0-1015.15
linux-image-6.11.0-1015-oem (Ubuntu package) - update to 6.11.0-1015.15

External References

Related Security Bulletins