Integer overflow in Linux kernel - CVE-2022-49728

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Main Vulnerability Database Vulnerabilities #VU104785

Integer overflow in Linux kernel - CVE-2022-49728

Published: February 26, 2025 / Updated: May 11, 2025


Vulnerability identifier: #VU104785
CSH Severity: Low
CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2022-49728
CWE-ID: CWE-190
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a local user to execute arbitrary code.

The vulnerability exists due to integer overflow within the __ip6_append_data(), ip6_append_data() and EXPORT_SYMBOL_GPL() functions in net/ipv6/ip6_output.c. A local user can execute arbitrary code.


Affected software

Linux kernel
SUSE Linux Enterprise Server 12 SP5
SUSE Linux Enterprise Server 12 SP5 LTSS Extended
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Linux Enterprise High Performance Computing 12
SUSE Linux Enterprise Live Patching
Ubuntu
kgraft-patch-4_12_14-122_261-default
kgraft-patch-4_12_14-122_258-default
gfs2-kmp-default
dlm-kmp-default
kernel-default-man
kernel-default-kgraft
kernel-default-kgraft-devel
kernel-source
kernel-macros
kernel-devel
kernel-default
kernel-default-devel
gfs2-kmp-default-debuginfo
kernel-default-debuginfo
ocfs2-kmp-default
kernel-default-base
kernel-default-devel-debuginfo
kernel-default-debugsource
dlm-kmp-default-debuginfo
kernel-syms
cluster-md-kmp-default-debuginfo
kernel-default-base-debuginfo
cluster-md-kmp-default
ocfs2-kmp-default-debuginfo
linux-aws-fips (Ubuntu package)
linux (Ubuntu package)
linux-aws-5.15 (Ubuntu package)
linux-hwe-5.15 (Ubuntu package)
linux-xilinx-zynqmp (Ubuntu package)
linux-intel-iot-realtime (Ubuntu package)
linux-raspi (Ubuntu package)
linux-intel-iotg (Ubuntu package)
linux-intel-iotg-5.15 (Ubuntu package)
linux-aws (Ubuntu package)
linux-azure-fips (Ubuntu package)
linux-azure (Ubuntu package)
linux-azure-5.15 (Ubuntu package)

How to mitigate CVE-2022-49728

Install update from vendor's website.

Linux kernel - addressed in versions 5.10.236, 5.15.180, 5.18.6, 5.19
kgraft-patch-4_12_14-122_261-default - update to 1-8.3.1
kgraft-patch-4_12_14-122_258-default - update to 1-8.3.1
gfs2-kmp-default - addressed in versions 4.12.14-122.258.1, 4.12.14-122.261.1
dlm-kmp-default - addressed in versions 4.12.14-122.258.1, 4.12.14-122.261.1
kernel-default-man - addressed in versions 4.12.14-122.258.1, 4.12.14-122.261.1
kernel-default-kgraft - addressed in versions 4.12.14-122.258.1, 4.12.14-122.261.1
kernel-default-kgraft-devel - addressed in versions 4.12.14-122.258.1, 4.12.14-122.261.1
kernel-source - addressed in versions 4.12.14-122.258.1, 4.12.14-122.261.1
kernel-macros - addressed in versions 4.12.14-122.258.1, 4.12.14-122.261.1
kernel-devel - addressed in versions 4.12.14-122.258.1, 4.12.14-122.261.1
kernel-default - addressed in versions 4.12.14-122.258.1, 4.12.14-122.261.1
kernel-default-devel - addressed in versions 4.12.14-122.258.1, 4.12.14-122.261.1
gfs2-kmp-default-debuginfo - addressed in versions 4.12.14-122.258.1, 4.12.14-122.261.1
kernel-default-debuginfo - addressed in versions 4.12.14-122.258.1, 4.12.14-122.261.1
ocfs2-kmp-default - addressed in versions 4.12.14-122.258.1, 4.12.14-122.261.1
kernel-default-base - addressed in versions 4.12.14-122.258.1, 4.12.14-122.261.1
kernel-default-devel-debuginfo - addressed in versions 4.12.14-122.258.1, 4.12.14-122.261.1
kernel-default-debugsource - addressed in versions 4.12.14-122.258.1, 4.12.14-122.261.1
dlm-kmp-default-debuginfo - addressed in versions 4.12.14-122.258.1, 4.12.14-122.261.1
kernel-syms - addressed in versions 4.12.14-122.258.1, 4.12.14-122.261.1
cluster-md-kmp-default-debuginfo - addressed in versions 4.12.14-122.258.1, 4.12.14-122.261.1
kernel-default-base-debuginfo - addressed in versions 4.12.14-122.258.1, 4.12.14-122.261.1
cluster-md-kmp-default - addressed in versions 4.12.14-122.258.1, 4.12.14-122.261.1
ocfs2-kmp-default-debuginfo - addressed in versions 4.12.14-122.258.1, 4.12.14-122.261.1
linux-aws-fips (Ubuntu package) - addressed in versions 5.15.0.142.82, 5.15.0-142.152+fips1, 5.15.0.1085.75, 5.15.0-1085.94+fips1, 5.15.0.1086.82, 5.15.0-1086.93+fips1
linux (Ubuntu package) - addressed in versions 5.15.0.142.128, 5.15.0.142.137, 5.15.0-142.152, 5.15.0-1028.28, 5.15.0.1028.30, 5.15.0-1039.39, 5.15.0.1039.39, 5.15.0.1068.67, 5.15.0-1068.76, 5.15.0.1078.74, 5.15.0-1078.81, 5.15.0.1080.80, 5.15.0-1080.81, 5.15.0.1082.78, 5.15.0-1082.87, 5.15.0.1083.79, 5.15.0.1083.82, 5.15.0-1083.89, 5.15.0.1085.81, 5.15.0-1085.94
linux-aws-5.15 (Ubuntu package) - addressed in versions 5.15.0.142.152~20.04.1, 5.15.0-142.152~20.04.1, 5.15.0-1078.81~20.04.1, 5.15.0.1078.81~20.04.1, 5.15.0-1083.89~20.04.1, 5.15.0.1083.89~20.04.1, 5.15.0-1085.94~20.04.1, 5.15.0.1085.94~20.04.1, 5.15.0-1086.93~20.04.1, 5.15.0.1086.93~20.04.1
linux-hwe-5.15 (Ubuntu package) - addressed in versions 5.15.0.142.152~20.04.1, 5.15.0-142.152~20.04.1
linux-xilinx-zynqmp (Ubuntu package) - addressed in versions 5.15.0.1050.53, 5.15.0-1050.54
linux-intel-iot-realtime (Ubuntu package) - addressed in versions 5.15.0-1079.81, 5.15.0.1079.83, 5.15.0.1086.90, 5.15.0-1086.95
linux-raspi (Ubuntu package) - addressed in versions 5.15.0.1080.78, 5.15.0-1080.83
linux-intel-iotg (Ubuntu package) - addressed in versions 5.15.0.1081.81, 5.15.0-1081.87
linux-intel-iotg-5.15 (Ubuntu package) - addressed in versions 5.15.0.1083.89~20.04.1, 5.15.0-1083.89~20.04.1
linux-aws (Ubuntu package) - addressed in versions 5.15.0.1086.89, 5.15.0-1086.93
linux-azure-fips (Ubuntu package) - addressed in versions 5.15.0.1091.76, 5.15.0-1091.100+fips1
linux-azure (Ubuntu package) - addressed in versions 5.15.0.1091.89, 5.15.0-1091.100
linux-azure-5.15 (Ubuntu package) - addressed in versions 5.15.0-1091.100~20.04.1, 5.15.0.1091.100~20.04.1

External References

Related Security Bulletins