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OpenAdvisories
Medium · 5.5 CVE-2023-42752 EUVD-2023-47184GHSA-hh43-rpvg-j35f

Kernel: integer overflow in igmpv3_newpack leading to exploitable memory access

Published Oct 13, 2023 · Updated Aug 2, 2024 · Assigned by redhat

Vendor: Fedora Vendor: Red Hat Product: Fedora Product: Red Hat Enterprise Linux 6 Product: Red Hat Enterprise Linux 7 Product: Red Hat Enterprise Linux 8 Product: Red Hat Enterprise Linux 9 Package: kernel Package: linux Package: linux Package: linux-allwinner-5.19 Package: linux-aws Package: linux-aws-5.0 Package: linux-aws-5.11 Package: linux-aws-5.13 Package: linux-aws-5.15 Package: linux-aws-5.19 Package: linux-aws-5.3 Package: linux-aws-5.4 Package: linux-aws-5.8 Package: linux-aws-6.2 Package: linux-aws-fips Package: linux-aws-hwe Package: linux-azure Package: linux-azure-4.15 Package: linux-azure-5.11 Package: linux-azure-5.13 Package: linux-azure-5.15 Package: linux-azure-5.19 Package: linux-azure-5.3 Package: linux-azure-5.4 Package: linux-azure-5.8 Package: linux-azure-6.2 Package: linux-azure-edge Package: linux-azure-fde Package: linux-azure-fde-5.19 Package: linux-azure-fips Package: linux-bluefield Package: linux-fips Package: linux-gcp Package: linux-gcp-4.15 Package: linux-gcp-5.11 Package: linux-gcp-5.13 Package: linux-gcp-5.15 Package: linux-gcp-5.19 Package: linux-gcp-5.3 Package: linux-gcp-5.4 Package: linux-gcp-5.8 Package: linux-gcp-6.2 Package: linux-gcp-fips Package: linux-gke Package: linux-gke-4.15 Package: linux-gke-5.15 Package: linux-gke-5.4 Package: linux-gkeop Package: linux-gkeop-5.15 Package: linux-gkeop-5.4 Package: linux-hwe Package: linux-hwe-5.11 Package: linux-hwe-5.13 Package: linux-hwe-5.15 Package: linux-hwe-5.19 Package: linux-hwe-5.4 Package: linux-hwe-5.8 Package: linux-hwe-6.2 Package: linux-hwe-edge Package: linux-ibm Package: linux-ibm-5.15 Package: linux-ibm-5.4 Package: linux-intel-5.13 Package: linux-intel-iot-realtime Package: linux-intel-iotg Package: linux-intel-iotg-5.15 Package: linux-iot Package: linux-kvm Package: linux-lowlatency Package: linux-lowlatency-hwe-5.15 Package: linux-lowlatency-hwe-5.19 Package: linux-lowlatency-hwe-6.2 Package: linux-lts-xenial Package: linux-nvidia Package: linux-nvidia-6.2 Package: linux-nvidia-tegra Package: linux-nvidia-tegra-5.15 Package: linux-nvidia-tegra-igx Package: linux-oem Package: linux-oem-5.10 Package: linux-oem-5.13 Package: linux-oem-5.14 Package: linux-oem-5.17 Package: linux-oem-5.6 Package: linux-oem-6.0 Package: linux-oem-6.1 Package: linux-oem-6.5 Package: linux-oracle Package: linux-oracle-5.0 Package: linux-oracle-5.11 Package: linux-oracle-5.13 Package: linux-oracle-5.15 Package: linux-oracle-5.3 Package: linux-oracle-5.4 Package: linux-oracle-5.8 Package: linux-raspi Package: linux-raspi-5.4 Package: linux-raspi-realtime Package: linux-raspi2 Package: linux-realtime Package: linux-riscv Package: linux-riscv-5.11 Package: linux-riscv-5.15 Package: linux-riscv-5.19 Package: linux-riscv-5.8 Package: linux-starfive-5.19 Package: linux-starfive-6.2 Package: linux-vmware Package: linux-xilinx-zynqmp Platform: Linux Ecosystem: Azure Linux Ecosystem: Debian Ecosystem: Ubuntu

Description

An integer overflow flaw was found in the Linux kernel. This issue leads to the kernel allocating `skb_shared_info` in the userspace, which is exploitable in systems without SMAP protection since `skb_shared_info` contains references to function pointers.

Affected products

VendorProductAffectedFixed
— Kernel — 6.6-rc1
Red Hat Red Hat Enterprise Linux 6 — —
Red Hat Red Hat Enterprise Linux 7 — —
Red Hat Red Hat Enterprise Linux 8 — —
Red Hat Red Hat Enterprise Linux 9 — —
Fedora Fedora — —

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

ReleasePackageFixed inAdvisory
Debian 14 linux 6.5.3-1 —
Debian 13 linux 6.5.3-1 —
Debian 12 linux 6.1.55-1 —
ReleasePackageFixed inAdvisory
Ubuntu Nvidia-BlueField 22.04 LTS linux-bluefield 5.15.0-1028.30 —
Ubuntu 24.04 LTS linux-raspi-realtime No fix yet —
Ubuntu 22.04 LTS linux 5.15.0-87.97 USN-6446-1
Ubuntu 22.04 LTS linux-aws 5.15.0-1048.53 USN-6446-1
Ubuntu 22.04 LTS linux-aws-6.2 6.2.0-1014.14~22.04.1 USN-6444-1
Ubuntu 22.04 LTS linux-azure 5.15.0-1050.57 USN-6446-1
Ubuntu 22.04 LTS linux-azure-6.2 +1 6.2.0-1015.15~22.04.1 USN-6444-1
Ubuntu 22.04 LTS linux-azure-fde 5.15.0-1050.57.1 USN-6446-1
Ubuntu 22.04 LTS linux-azure-fde-6.2 6.2.0-1015.15~22.04.1.1 USN-6444-1
Ubuntu 22.04 LTS linux-gcp 5.15.0-1045.53 USN-6446-1
Ubuntu 22.04 LTS linux-gcp-6.2 6.2.0-1017.19~22.04.1 USN-6444-1
Ubuntu 22.04 LTS linux-gke +1 5.15.0-1045.50 USN-6446-1
Ubuntu 22.04 LTS linux-gkeop 5.15.0-1031.37 USN-6446-1
Ubuntu 22.04 LTS linux-hwe-6.2 6.2.0-35.35~22.04.1 USN-6444-1
Ubuntu 22.04 LTS linux-ibm +1 5.15.0-1041.44 USN-6446-1
Ubuntu 22.04 LTS linux-intel-iotg 5.15.0-1043.49 USN-6445-1
Ubuntu 22.04 LTS linux-lowlatency 5.15.0-87.96 USN-6446-1
Ubuntu 22.04 LTS linux-nvidia 5.15.0-1039.39 USN-6446-1
Ubuntu 22.04 LTS linux-nvidia-6.2 6.2.0-1011.11 USN-6466-1
Ubuntu 22.04 LTS linux-nvidia-tegra 5.15.0-1019.19 —
Ubuntu 22.04 LTS linux-nvidia-tegra-igx 5.15.0-1006.6 —
Ubuntu 22.04 LTS linux-oem-6.1 6.1.0-1024.24 USN-6443-1
Ubuntu 22.04 LTS linux-oem-6.5 6.5.0-1004.4 —
Ubuntu 22.04 LTS linux-oracle 5.15.0-1046.52 USN-6446-1
Ubuntu 22.04 LTS linux-riscv +12 No fix yet —
Ubuntu 22.04 LTS linux-starfive-6.2 6.2.0-1007.8~22.04.1 USN-6444-2
Ubuntu 22.04 LTS linux-xilinx-zynqmp 5.15.0-1025.29 —
Ubuntu 20.04 LTS linux 5.4.0-165.182 USN-6441-1
Ubuntu 20.04 LTS linux-aws 5.4.0-1112.121 USN-6441-1
Ubuntu 20.04 LTS linux-aws-5.15 5.15.0-1048.53~20.04.1 USN-6446-1
Ubuntu 20.04 LTS linux-azure 5.4.0-1118.125 USN-6441-1
Ubuntu 20.04 LTS linux-azure-5.15 5.15.0-1050.57~20.04.1 USN-6446-1
Ubuntu 20.04 LTS linux-azure-fde-5.15 5.15.0-1050.57~20.04.1.1 USN-6446-1
Ubuntu 20.04 LTS linux-bluefield 5.4.0-1073.79 USN-6442-1
Ubuntu 20.04 LTS linux-gcp 5.4.0-1116.125 USN-6441-1
Ubuntu 20.04 LTS linux-gcp-5.15 5.15.0-1045.53~20.04.2 USN-6446-2
Ubuntu 20.04 LTS linux-gke +26 No fix yet —
Ubuntu 20.04 LTS linux-gkeop 5.4.0-1079.83 USN-6441-1
Ubuntu 20.04 LTS linux-gkeop-5.15 5.15.0-1031.37~20.04.1 USN-6446-2
Ubuntu 20.04 LTS linux-hwe-5.15 5.15.0-87.97~20.04.1 USN-6446-1
Ubuntu 20.04 LTS linux-ibm 5.4.0-1059.64 USN-6441-1
Ubuntu 20.04 LTS linux-ibm-5.15 5.15.0-1041.44~20.04.1 USN-6446-1
Ubuntu 20.04 LTS linux-intel-iotg-5.15 5.15.0-1043.49~20.04.1 USN-6445-2
Ubuntu 20.04 LTS linux-iot 5.4.0-1024.25 USN-6441-3
Ubuntu 20.04 LTS linux-kvm 5.4.0-1101.107 USN-6441-1
Ubuntu 20.04 LTS linux-lowlatency-hwe-5.15 5.15.0-87.96~20.04.1 USN-6446-1
Ubuntu 20.04 LTS linux-nvidia-tegra-5.15 5.15.0-1019.19~20.04.1 —
Ubuntu 20.04 LTS linux-oracle 5.4.0-1111.120 USN-6441-1
Ubuntu 20.04 LTS linux-oracle-5.15 5.15.0-1046.52~20.04.1 USN-6446-3
Ubuntu 20.04 LTS linux-raspi 5.4.0-1096.107 USN-6441-3
Ubuntu 20.04 LTS linux-riscv-5.15 5.15.0-1044.48~20.04.1 —
Ubuntu 20.04 LTS linux-xilinx-zynqmp 5.4.0-1032.36 USN-6441-1
Ubuntu 18.04 LTS linux-gcp +14 No fix yet —
Show 14 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
Ubuntu 16.04 LTS linux-hwe-edge No fix yet —
Ubuntu Pro Realtime 22.04 LTS linux-intel-iot-realtime 5.15.0-1041.43 —
Ubuntu Pro Realtime 22.04 LTS linux-realtime 5.15.0-1049.55 —
Ubuntu Pro FIPS 20.04 LTS linux-fips +3 No fix yet —
Ubuntu Pro FIPS 18.04 LTS linux-fips +3 No fix yet —
Ubuntu Pro FIPS 16.04 LTS linux-fips No fix yet —
Ubuntu Pro FIPS-updates 20.04 LTS linux-aws-fips 5.4.0-1112.121+fips1 —
Ubuntu Pro FIPS-updates 20.04 LTS linux-azure-fips 5.4.0-1118.125+fips1 —
Ubuntu Pro FIPS-updates 20.04 LTS linux-fips 5.4.0-1087.96 —
Ubuntu Pro FIPS-updates 20.04 LTS linux-gcp-fips 5.4.0-1116.125+fips1 —
Ubuntu Pro FIPS-updates 18.04 LTS linux-aws-fips 4.15.0-2101.107 —
Ubuntu Pro FIPS-updates 18.04 LTS linux-azure-fips 4.15.0-2080.86 —
Ubuntu Pro FIPS-updates 18.04 LTS linux-fips 4.15.0-1117.128 —
Ubuntu Pro FIPS-updates 18.04 LTS linux-gcp-fips 4.15.0-2064.69 —
Ubuntu Pro FIPS-updates 16.04 LTS linux-fips 4.4.0-1094.101 —
Ubuntu Pro FIPS-preview 22.04 LTS linux-fips No fix yet —
Ubuntu Pro 22.04 LTS linux 5.15.0-87.97 LSN-0099-1
Ubuntu Pro 22.04 LTS linux-aws 5.15.0-1048.53 LSN-0099-1
Ubuntu Pro 22.04 LTS linux-aws-6.2 6.2.0-1014.14~22.04.1 LSN-0099-1
Ubuntu Pro 22.04 LTS linux-azure 5.15.0-1050.57 LSN-0099-1
Ubuntu Pro 22.04 LTS linux-azure-6.2 6.2.0-1015.15~22.04.1 LSN-0099-1
Ubuntu Pro 22.04 LTS linux-gcp 5.15.0-1045.53 LSN-0099-1
Ubuntu Pro 22.04 LTS linux-gcp-6.2 6.2.0-1017.19~22.04.1 LSN-0099-1
Ubuntu Pro 22.04 LTS linux-gke 5.15.0-1045.50 LSN-0099-1
Ubuntu Pro 22.04 LTS linux-hwe-6.2 6.2.0-35.35~22.04.1 LSN-0099-1
Ubuntu Pro 22.04 LTS linux-ibm 5.15.0-1041.44 LSN-0099-1
Ubuntu Pro 20.04 LTS linux 5.4.0-165.182 LSN-0099-1
Ubuntu Pro 20.04 LTS linux-aws 5.4.0-1112.121 LSN-0099-1
Ubuntu Pro 20.04 LTS linux-aws-5.15 5.15.0-1048.53~20.04.1 LSN-0099-1
Ubuntu Pro 20.04 LTS linux-azure 5.4.0-1118.125 LSN-0099-1
Ubuntu Pro 20.04 LTS linux-gcp 5.4.0-1116.125 LSN-0099-1
Ubuntu Pro 20.04 LTS linux-gcp-5.15 5.15.0-1045.53~20.04.2 LSN-0099-1
Ubuntu Pro 20.04 LTS linux-gke 5.4.0-1100.107 LSN-0099-1
Ubuntu Pro 20.04 LTS linux-gke-5.15 5.15.0-1034.39~20.04.1 LSN-0099-1
Ubuntu Pro 20.04 LTS linux-gkeop 5.4.0-1079.83 LSN-0099-1
Ubuntu Pro 20.04 LTS linux-hwe-5.15 5.15.0-87.97~20.04.1 LSN-0099-1
Ubuntu Pro 20.04 LTS linux-ibm 5.4.0-1059.64 LSN-0099-1
Ubuntu Pro 20.04 LTS linux-ibm-5.15 5.15.0-1041.44~20.04.1 LSN-0099-1
Ubuntu Pro 20.04 LTS linux-lowlatency-hwe-5.15 5.15.0-87.96~20.04.1 LSN-0099-1
Ubuntu Pro 18.04 LTS linux 4.15.0-219.230 USN-6440-1, LSN-0099-1
Ubuntu Pro 18.04 LTS linux-aws 4.15.0-1162.175 USN-6440-1, LSN-0099-1
Ubuntu Pro 18.04 LTS linux-aws-5.4 5.4.0-1112.121~18.04.2 USN-6441-1, LSN-0099-1
Ubuntu Pro 18.04 LTS linux-azure-4.15 4.15.0-1171.186 USN-6440-1, LSN-0099-1
Ubuntu Pro 18.04 LTS linux-azure-5.4 5.4.0-1118.125~18.04.1 USN-6441-1, LSN-0099-1
Ubuntu Pro 18.04 LTS linux-gcp-4.15 4.15.0-1156.173 USN-6440-1, LSN-0099-1
Ubuntu Pro 18.04 LTS linux-gcp-5.4 5.4.0-1116.125~18.04.1 USN-6441-2, LSN-0099-1
Ubuntu Pro 18.04 LTS linux-hwe-5.4 5.4.0-165.182~18.04.1 USN-6441-1, LSN-0099-1
Ubuntu Pro 18.04 LTS linux-ibm-5.4 5.4.0-1059.64~18.04.1 USN-6441-1, LSN-0099-1
Ubuntu Pro 18.04 LTS linux-kvm 4.15.0-1146.151 USN-6440-1
Ubuntu Pro 18.04 LTS linux-oracle 4.15.0-1125.136 USN-6440-1
Ubuntu Pro 18.04 LTS linux-oracle-5.4 5.4.0-1111.120~18.04.1 USN-6441-1
Ubuntu Pro 18.04 LTS linux-raspi-5.4 5.4.0-1096.107~18.04.1 USN-6441-3
Ubuntu Pro 16.04 LTS linux 4.4.0-246.280 USN-6439-1, LSN-0099-1
Ubuntu Pro 16.04 LTS linux-aws 4.4.0-1162.177 USN-6439-1, LSN-0099-1
Ubuntu Pro 16.04 LTS linux-aws-hwe 4.15.0-1162.175~16.04.1 USN-6440-3, LSN-0099-1
Ubuntu Pro 16.04 LTS linux-azure 4.15.0-1171.186~16.04.1 USN-6440-1, LSN-0099-1
Ubuntu Pro 16.04 LTS linux-gcp 4.15.0-1156.173~16.04.1 USN-6440-1, LSN-0099-1
Ubuntu Pro 16.04 LTS linux-hwe 4.15.0-219.230~16.04.1 USN-6440-1, LSN-0099-1
Ubuntu Pro 16.04 LTS linux-kvm 4.4.0-1125.135 USN-6439-1
Ubuntu Pro 16.04 LTS linux-oracle 4.15.0-1125.136~16.04.1 USN-6440-1
Ubuntu Pro 14.04 LTS linux 3.13.0-194.245 USN-6460-1
Ubuntu Pro 14.04 LTS linux-aws 4.4.0-1124.130 USN-6439-2
Ubuntu Pro 14.04 LTS linux-azure 4.15.0-1171.186~14.04.1 USN-6440-2
Ubuntu Pro 14.04 LTS linux-lts-xenial 4.4.0-246.280~14.04.1 USN-6439-1, LSN-0099-1
ReleasePackageFixed inAdvisory
SLES 15 SP7 kernel-64kb +6 6.4.0-150700.53.28.1 SUSE-SU-2026:0315-1
SLES 15 SP7 kernel-azure +2 6.4.0-150700.20.24.1 SUSE-SU-2026:0281-1
SLES 15 SP7 kernel-default-base 6.4.0-150700.53.28.1.150700.17.19.1 SUSE-SU-2026:0315-1
SLES 15 SP6 kernel-64kb +6 6.4.0-150600.23.84.1 SUSE-SU-2026:0293-1
SLES 15 SP6 kernel-default-base 6.4.0-150600.23.84.1.150600.12.38.1 SUSE-SU-2026:0293-1
Show 6 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
SLES for SAP 15 SP6 kernel-default-base 6.4.0-150600.23.84.1.150600.12.38.1 SUSE-SU-2026:0293-1
SLES for SAP 15 SP6 kernel-docs +4 6.4.0-150600.23.84.1 SUSE-SU-2026:0293-1
SLE Micro 6.1 kernel-default-base 6.4.0-39.1.21.16 SUSE-SU-2026:20498-1
SLE Micro 6.1 kernel-rt +1 6.4.0-40.1 SUSE-SU-2026:20876-1
SLE Micro 6.1 kernel-source +2 6.4.0-39.1 SUSE-SU-2026:20498-1
SLE Micro 6.0 kernel-default-base 6.4.0-39.1.21.16 SUSE-SU-2026:20477-1
SLE Micro 6.0 kernel-rt +1 6.4.0-40.1 SUSE-SU-2026:20845-1
SLE Micro 6.0 kernel-source +2 6.4.0-39.1 SUSE-SU-2026:20477-1
SLE Live Patching 15 SP7 kernel-default 6.4.0-150700.53.28.1 SUSE-SU-2026:0315-1
SLE Live Patching 15 SP7 kernel-livepatch-SLE15-SP7-RT_Update_8 1-150700.1.3.1 SUSE-SU-2026:0278-1
SLE Live Patching 15 SP7 kernel-livepatch-SLE15-SP7_Update_8 1-150700.15.3.1 SUSE-SU-2026:0315-1
SLE Live Patching 15 SP6 kernel-default 6.4.0-150600.23.84.1 SUSE-SU-2026:0293-1
SLE Live Patching 15 SP6 kernel-livepatch-SLE15-SP6_Update_19 1-150600.13.3.1 SUSE-SU-2026:0293-1
SUSE Real Time Module 15 SP7 kernel-rt +2 6.4.0-150700.7.28.1 SUSE-SU-2026:0278-1
ReleasePackageFixed inAdvisory
openSUSE Leap 15.6 dtb-aarch64 +10 6.4.0-150600.23.84.1 SUSE-SU-2026:0293-1
openSUSE Leap 15.6 kernel-default-base 6.4.0-150600.23.84.1.150600.12.38.1 SUSE-SU-2026:0293-1

Amazon Linux

ReleasePackageFixed inAdvisory
Amazon Linux 2023 kernel-livepatch-6.1.55-75.123 1.0-0.amzn2023 ALAS2023-2023-356
Amazon Linux 2023 perf +12 6.1.55-75.123.amzn2023 ALAS2023-2023-356

Azure Linux

ReleasePackageFixed inAdvisory
Azure Linux 2 (CBL-Mariner) kernel 5.15.137.1-1 —

Oracle Linux

ReleasePackageFixed inAdvisory
Oracle Linux 8 bpftool +13 5.15.0-201.135.6.el9uek ELSA-2023-13043
Oracle Linux 7 kernel-uek +5 4.1.12-124.82.2.el7uek ELSA-2024-12110

Advisories 32

References