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Vulnerability · Published Aug 31, 2024 · Assigned by Linux

CVE-2024-44945netfilter: nfnetlink: Initialise extack before use in ACKs

High 7.1

In plain English

A high-severity security flaw in Linux from Linux. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 11% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)7.1High
Exploit odds (30 days)0.2%top 89.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfnetlink: Initialise extack before use in ACKs Add missing extack initialisation when ACKing BATCH_BEGIN and BATCH_END.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:13linux6.10.7-1DEBIAN-CVE-2024-44945
Debian:14linux6.10.7-1DEBIAN-CVE-2024-44945
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2024-44945
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2024-44945
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2024-44945
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2024-44945
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2024-44945
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2024-44945
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2024-44945
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2024-44945
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2024-44945
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2024-44945
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2024-44945
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2024-44945
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2024-44945
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2024-44945
Ubuntu:22.04:LTSlinux-hwe-6.5no fix listedUBUNTU-CVE-2024-44945
Ubuntu:22.04:LTSlinux-intel-iot-realtimeno fix listedUBUNTU-CVE-2024-44945
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2024-44945
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2024-44945
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.5no fix listedUBUNTU-CVE-2024-44945
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2024-44945
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2024-44945
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2024-44945
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2024-44945
Ubuntu:22.04:LTSlinux-oem-6.5no fix listedUBUNTU-CVE-2024-44945
Ubuntu:22.04:LTSlinux-oracle-6.5no fix listedUBUNTU-CVE-2024-44945
Ubuntu:24.04:LTSlinux-raspi-realtimeno fix listedUBUNTU-CVE-2024-44945
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2024-44945
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2024-44945
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2024-44945
Ubuntu:22.04:LTSlinux-riscv-6.5no fix listedUBUNTU-CVE-2024-44945
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2024-44945
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2024-44945
Ubuntu:22.04:LTSlinux-starfive-6.5no fix listedUBUNTU-CVE-2024-44945

Affected products (as reported)

VendorProductVersions
Linux Linux bf2ac490d28c21a349e9eef81edc45320fca4a3c – before 3e03b536d9454c5802168b9e85248d456d3ff6a3bf2ac490d28c21a349e9eef81edc45320fca4a3c – before d1a7b382a9d3f0f3e5a80e0be2991c075fa4f618
Linux Linux 6.10

References