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Vulnerability · Published Jul 12, 2024 · Assigned by Linux

CVE-2024-40994ptp: fix integer overflow in max_vclocks_store

High 7.8

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 0.3% (higher than 20% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS NVD)7.8High
Exploit odds (30 days)0.3%top 79.8% 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: ptp: fix integer overflow in max_vclocks_store On 32bit systems, the "4 * max" multiply can overflow. Use kcalloc() to do the allocation to prevent this.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12linux6.1.99-1DEBIAN-CVE-2024-40994
Debian:13linux6.9.7-1DEBIAN-CVE-2024-40994
Debian:14linux6.9.7-1DEBIAN-CVE-2024-40994
Ubuntu:22.04:LTSlinux5.15.0-121.131UBUNTU-CVE-2024-40994
Ubuntu:24.04:LTSlinux6.8.0-44.44UBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-aws5.15.0-1069.75UBUNTU-CVE-2024-40994
Ubuntu:24.04:LTSlinux-aws6.8.0-1015.16UBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-aws-6.86.8.0-1015.16~22.04.1UBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-azure5.15.0-1072.81UBUNTU-CVE-2024-40994
Ubuntu:24.04:LTSlinux-azure6.8.0-1014.16UBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-azure-6.86.8.0-1014.16~22.04.1UBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-azure-fde5.15.0-1072.81.1UBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-gcp5.15.0-1068.76UBUNTU-CVE-2024-40994
Ubuntu:24.04:LTSlinux-gcp6.8.0-1014.16UBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-gcp-6.86.8.0-1014.16~22.04.1UBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-gke5.15.0-1066.72UBUNTU-CVE-2024-40994
Ubuntu:24.04:LTSlinux-gke6.8.0-1010.13UBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-gkeop5.15.0-1052.59UBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-hwe-6.5no fix listedUBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-hwe-6.86.8.0-45.45~22.04.1UBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-ibm5.15.0-1062.65UBUNTU-CVE-2024-40994
Ubuntu:24.04:LTSlinux-ibm6.8.0-1012.12UBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-ibm-6.86.8.0-1012.12~22.04.1UBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-intel-iotg5.15.0-1064.70UBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-kvm5.15.0-1066.71UBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-lowlatency5.15.0-121.131UBUNTU-CVE-2024-40994
Ubuntu:24.04:LTSlinux-lowlatency6.8.0-44.44.1UBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.5no fix listedUBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.86.8.0-44.44.1~22.04.1UBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-nvidia5.15.0-1064.65UBUNTU-CVE-2024-40994
Ubuntu:24.04:LTSlinux-nvidia6.8.0-1013.14UBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-nvidia-6.5no fix listedUBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-nvidia-6.86.8.0-1013.14~22.04.1UBUNTU-CVE-2024-40994
Ubuntu:24.04:LTSlinux-nvidia-lowlatency6.8.0-1013.14.1UBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-nvidia-tegra5.15.0-1028.28UBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-nvidia-tegra-igx5.15.0-1016.16UBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-oem-6.5no fix listedUBUNTU-CVE-2024-40994
Ubuntu:24.04:LTSlinux-oem-6.86.8.0-1012.12UBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-oracle5.15.0-1067.73UBUNTU-CVE-2024-40994
Ubuntu:24.04:LTSlinux-oracle6.8.0-1012.12UBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-oracle-6.5no fix listedUBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-oracle-6.86.8.0-1012.12~22.04.1UBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-raspi5.15.0-1062.65UBUNTU-CVE-2024-40994
Ubuntu:24.04:LTSlinux-raspi6.8.0-1011.12UBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2024-40994
Ubuntu:24.04:LTSlinux-riscv6.8.0-44.44.1UBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-riscv-6.5no fix listedUBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-riscv-6.86.8.0-44.44.1~22.04.1UBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-starfive-6.5no fix listedUBUNTU-CVE-2024-40994
Ubuntu:22.04:LTSlinux-xilinx-zynqmp5.15.0-1035.39UBUNTU-CVE-2024-40994

Affected products (as reported)

VendorProductVersions
Linux Linux 44c494c8e30e35713c7d11ca3c5ab332cbfabacf – before 4b03da87d0b7074c93d9662c6e1a8939f9b8b86e44c494c8e30e35713c7d11ca3c5ab332cbfabacf – before d50d62d5e6ee6aa03c00bddb91745d0b632d3b0f44c494c8e30e35713c7d11ca3c5ab332cbfabacf – before 666e934d749e50a37f3796caaf843a605f115b6f44c494c8e30e35713c7d11ca3c5ab332cbfabacf – before e1fccfb4638ee6188377867f6015d0ce35764a8e44c494c8e30e35713c7d11ca3c5ab332cbfabacf – before 81d23d2a24012e448f651e007fac2cfd20a45ce0
Linux Linux 5.14

References