Out-of-bounds read in Linux kernel - CVE-2024-26954

Vulnerability identifier: #VU90321

CSH Severity: Low

CVSS v4 BT: 4.3 [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/E:U/U:Clear]

CVE-ID: CVE-2024-26954

CWE-ID: CWE-125

Exploitation vector: Local access

Exploit availability: No public exploit available

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

The vulnerability exists due to an out-of-bounds read error within the smb2_get_data_area_len() function in fs/smb/server/smb2misc.c. A local user can perform a denial of service (DoS) attack.

Linux kernel
Debian Linux
openEuler
Ubuntu
kernel-source
kernel
kernel-tools-debuginfo
python3-perf
kernel-debuginfo
kernel-headers
perf-debuginfo
kernel-devel
kernel-tools
python3-perf-debuginfo
kernel-debugsource
perf
kernel-tools-devel
bpftool-debuginfo
bpftool
linux (Debian package)
linux-image-virtual (Ubuntu package)
linux-image-virtual-hwe-24.04 (Ubuntu package)
linux-image-kvm (Ubuntu package)
linux-image-generic-lpae (Ubuntu package)
linux-image-generic (Ubuntu package)
linux-image-generic-64k (Ubuntu package)
linux-image-generic-64k-hwe-24.04 (Ubuntu package)
linux-image-generic-hwe-24.04 (Ubuntu package)
linux-image-lowlatency-64k (Ubuntu package)
linux-image-lowlatency (Ubuntu package)
linux-image-6.8.0-35-lowlatency-64k (Ubuntu package)
linux-image-6.8.0-35-lowlatency (Ubuntu package)
linux-image-6.8.0-35-generic-64k (Ubuntu package)
linux-image-6.8.0-35-generic (Ubuntu package)
linux-image-6.8.0-1004-gke (Ubuntu package)
linux-image-gke (Ubuntu package)
linux-image-6.8.0-1005-raspi (Ubuntu package)
linux-image-raspi (Ubuntu package)
linux-image-6.8.0-1006-oem (Ubuntu package)
linux-image-ibm-lts-24.04 (Ubuntu package)
linux-image-ibm-classic (Ubuntu package)
linux-image-ibm (Ubuntu package)
linux-image-6.8.0-1006-oracle (Ubuntu package)
linux-image-6.8.0-1006-oracle-64k (Ubuntu package)
linux-image-oracle (Ubuntu package)
linux-image-6.8.0-1006-ibm (Ubuntu package)
linux-image-oracle-64k (Ubuntu package)
linux-image-oem-24.04 (Ubuntu package)
linux-image-oem-24.04a (Ubuntu package)
linux-image-6.8.0-1008-azure (Ubuntu package)
linux-image-6.8.0-1008-azure-fde (Ubuntu package)
linux-image-azure (Ubuntu package)
linux-image-azure-fde (Ubuntu package)

Install update from vendor's website.

Linux kernel - addressed in versions 6.1.119, 6.7.12, 6.8.3
kernel-source - addressed in versions 5.10.0-136.80.0.160, 5.10.0-209.0.0.117, 5.10.0-248.0.0.147, 6.6.0-76.0.0.69, 6.6.0-76.0.0.80
kernel - addressed in versions 5.10.0-136.80.0.160, 5.10.0-209.0.0.117, 5.10.0-248.0.0.147, 6.6.0-76.0.0.69, 6.6.0-76.0.0.80
kernel-tools-debuginfo - addressed in versions 5.10.0-136.80.0.160, 5.10.0-209.0.0.117, 5.10.0-248.0.0.147, 6.6.0-76.0.0.69, 6.6.0-76.0.0.80
python3-perf - addressed in versions 5.10.0-136.80.0.160, 5.10.0-209.0.0.117, 5.10.0-248.0.0.147, 6.6.0-76.0.0.69, 6.6.0-76.0.0.80
kernel-debuginfo - addressed in versions 5.10.0-136.80.0.160, 5.10.0-209.0.0.117, 5.10.0-248.0.0.147, 6.6.0-76.0.0.69, 6.6.0-76.0.0.80
kernel-headers - addressed in versions 5.10.0-136.80.0.160, 5.10.0-209.0.0.117, 5.10.0-248.0.0.147, 6.6.0-76.0.0.69, 6.6.0-76.0.0.80
perf-debuginfo - addressed in versions 5.10.0-136.80.0.160, 5.10.0-209.0.0.117, 5.10.0-248.0.0.147, 6.6.0-76.0.0.69, 6.6.0-76.0.0.80
kernel-devel - addressed in versions 5.10.0-136.80.0.160, 5.10.0-209.0.0.117, 5.10.0-248.0.0.147, 6.6.0-76.0.0.69, 6.6.0-76.0.0.80
kernel-tools - addressed in versions 5.10.0-136.80.0.160, 5.10.0-209.0.0.117, 5.10.0-248.0.0.147, 6.6.0-76.0.0.69, 6.6.0-76.0.0.80
python3-perf-debuginfo - addressed in versions 5.10.0-136.80.0.160, 5.10.0-209.0.0.117, 5.10.0-248.0.0.147, 6.6.0-76.0.0.69, 6.6.0-76.0.0.80
kernel-debugsource - addressed in versions 5.10.0-136.80.0.160, 5.10.0-209.0.0.117, 5.10.0-248.0.0.147, 6.6.0-76.0.0.69, 6.6.0-76.0.0.80
perf - addressed in versions 5.10.0-136.80.0.160, 5.10.0-209.0.0.117, 5.10.0-248.0.0.147, 6.6.0-76.0.0.69, 6.6.0-76.0.0.80
kernel-tools-devel - addressed in versions 5.10.0-136.80.0.160, 5.10.0-209.0.0.117, 5.10.0-248.0.0.147, 6.6.0-76.0.0.69, 6.6.0-76.0.0.80
bpftool-debuginfo - addressed in versions 5.10.0-248.0.0.147, 6.6.0-76.0.0.69, 6.6.0-76.0.0.80
bpftool - addressed in versions 5.10.0-248.0.0.147, 6.6.0-76.0.0.69, 6.6.0-76.0.0.80
linux (Debian package) - update to 6.1.119-1
linux-image-virtual (Ubuntu package) - update to 6.8.0-35.35
linux-image-virtual-hwe-24.04 (Ubuntu package) - update to 6.8.0-35.35
linux-image-kvm (Ubuntu package) - update to 6.8.0-35.35
linux-image-generic-lpae (Ubuntu package) - update to 6.8.0-35.35
linux-image-generic (Ubuntu package) - update to 6.8.0-35.35
linux-image-generic-64k (Ubuntu package) - update to 6.8.0-35.35
linux-image-generic-64k-hwe-24.04 (Ubuntu package) - update to 6.8.0-35.35
linux-image-generic-hwe-24.04 (Ubuntu package) - update to 6.8.0-35.35
linux-image-lowlatency-64k (Ubuntu package) - update to 6.8.0-35.35.1
linux-image-lowlatency (Ubuntu package) - update to 6.8.0-35.35.1
linux-image-6.8.0-35-lowlatency-64k (Ubuntu package) - update to 6.8.0-35.35.1
linux-image-6.8.0-35-lowlatency (Ubuntu package) - update to 6.8.0-35.35.1
linux-image-6.8.0-35-generic-64k (Ubuntu package) - update to 6.8.0-35.35+1
linux-image-6.8.0-35-generic (Ubuntu package) - update to 6.8.0-35.35+1
linux-image-6.8.0-1004-gke (Ubuntu package) - update to 6.8.0-1004.7
linux-image-gke (Ubuntu package) - update to 6.8.0-1004.7
linux-image-6.8.0-1005-raspi (Ubuntu package) - update to 6.8.0-1005.5
linux-image-raspi (Ubuntu package) - update to 6.8.0-1005.5
linux-image-6.8.0-1006-oem (Ubuntu package) - update to 6.8.0-1006.6
linux-image-ibm-lts-24.04 (Ubuntu package) - update to 6.8.0-1006.6
linux-image-ibm-classic (Ubuntu package) - update to 6.8.0-1006.6
linux-image-ibm (Ubuntu package) - update to 6.8.0-1006.6
linux-image-6.8.0-1006-oracle (Ubuntu package) - update to 6.8.0-1006.6
linux-image-6.8.0-1006-oracle-64k (Ubuntu package) - update to 6.8.0-1006.6
linux-image-oracle (Ubuntu package) - update to 6.8.0-1006.6
linux-image-6.8.0-1006-ibm (Ubuntu package) - update to 6.8.0-1006.6
linux-image-oracle-64k (Ubuntu package) - update to 6.8.0-1006.6
linux-image-oem-24.04 (Ubuntu package) - update to 6.8.0-1006.6+1
linux-image-oem-24.04a (Ubuntu package) - update to 6.8.0-1006.6+1
linux-image-6.8.0-1008-azure (Ubuntu package) - update to 6.8.0-1008.8
linux-image-6.8.0-1008-azure-fde (Ubuntu package) - update to 6.8.0-1008.8
linux-image-azure (Ubuntu package) - update to 6.8.0-1008.8
linux-image-azure-fde (Ubuntu package) - update to 6.8.0-1008.8

• https://git.kernel.org/stable/c/3b8da67191e938a63d2736dabb4ac5d337e5de57
• https://git.kernel.org/stable/c/4f97e6a9d62cb1fce82fbf4baff44b83221bc178
• https://git.kernel.org/stable/c/a80a486d72e20bd12c335bcd38b6e6f19356b0aa
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.119
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.12
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8.3

• Out-of-bounds read in Linux kernel smb server
• openEuler 22.03 LTS SP1 update for kernel
• openEuler 22.03 LTS SP3 update for kernel
• Ubuntu update for linux
• Ubuntu update for linux-oem-6.8
• Ubuntu update for linux-azure
• Ubuntu update for linux-oracle
• Debian update for linux
• openEuler 24.03 LTS update for kernel
• openEuler 22.03 LTS SP4 update for kernel
• openEuler 24.03 LTS SP1 update for kernel