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Vulnerability · Published Feb 26, 2025 · Assigned by Linux

CVE-2022-49633icmp: Fix data-races around sysctl_icmp_echo_enable_probe.

Medium 4.7

In plain English

A medium-severity race condition 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 7% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)4.7Medium
Exploit odds (30 days)0.2%top 92.6% 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: icmp: Fix data-races around sysctl_icmp_echo_enable_probe. While reading sysctl_icmp_echo_enable_probe, it can be changed concurrently. Thus, we need to add READ_ONCE() to its readers.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12linux5.18.14-1DEBIAN-CVE-2022-49633
Debian:13linux5.18.14-1DEBIAN-CVE-2022-49633
Debian:14linux5.18.14-1DEBIAN-CVE-2022-49633
Ubuntu:22.04:LTSlinux5.15.0-50.56UBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-aws5.15.0-1021.25UBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-azure5.15.0-1021.26UBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-azure-fde5.15.0-1024.30.1UBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-gcp5.15.0-1019.25UBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-gke5.15.0-1017.20UBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-gkeop5.15.0-1004.6UBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-hwe-6.5no fix listedUBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-ibm5.15.0-1015.17UBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-intel-iot-realtimeno fix listedUBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-intel-iotg5.15.0-1017.22UBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-kvm5.15.0-1019.23UBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-lowlatency5.15.0-50.56UBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.5no fix listedUBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-nvidia5.15.0-1015.15UBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-nvidia-6.5no fix listedUBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-oem-6.5no fix listedUBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-oracle5.15.0-1019.24UBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-oracle-6.5no fix listedUBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-raspi5.15.0-1016.18UBUNTU-CVE-2022-49633
Ubuntu:24.04:LTSlinux-raspi-realtimeno fix listedUBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-riscv-6.5no fix listedUBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2022-49633
Ubuntu:22.04:LTSlinux-starfive-6.5no fix listedUBUNTU-CVE-2022-49633

Affected products (as reported)

VendorProductVersions
Linux Linux d329ea5bd8845f0b196bf41b18b6173340d6e0e4 – before cce955efa0ab81f7fb72e22beed372054c86005cd329ea5bd8845f0b196bf41b18b6173340d6e0e4 – before 05c615033174f1d19374f42285ccd8e9af13e427d329ea5bd8845f0b196bf41b18b6173340d6e0e4 – before 4a2f7083cc6cb72dade9a63699ca352fad26d1cd
Linux Linux 5.13

Weakness: CWE-362 · Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

References