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Vulnerability · Published Dec 24, 2025 · Assigned by Linux

CVE-2022-50748ipc: mqueue: fix possible memory leak in init_mqueue_fs()

Unrated

In plain English

A 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 15% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS )–Not rated
Exploit odds (30 days)0.2%top 85.5% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

In the Linux kernel, the following vulnerability has been resolved: ipc: mqueue: fix possible memory leak in init_mqueue_fs() commit db7cfc380900 ("ipc: Free mq_sysctls if ipc namespace creation failed") Here's a similar memory leak to the one fixed by the patch above. retire_mq_sysctls need to be called when init_mqueue_fs fails after setup_mq_sysctls.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12linux6.0.3-1DEBIAN-CVE-2022-50748
Debian:13linux6.0.3-1DEBIAN-CVE-2022-50748
Debian:14linux6.0.3-1DEBIAN-CVE-2022-50748
Ubuntu:22.04:LTSlinuxno fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-awsno fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-azureno fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2022-50748
Ubuntu:24.04:LTSlinux-azure-6.11no fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-azure-fdeno fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-gcpno fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2022-50748
Ubuntu:24.04:LTSlinux-gcp-6.11no fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-gkeno fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-gkeopno fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2022-50748
Ubuntu:24.04:LTSlinux-hwe-6.11no fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-hwe-6.5no fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-ibmno fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-intel-iot-realtimeno fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-intel-iotgno fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-kvmno fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-lowlatencyno fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2022-50748
Ubuntu:24.04:LTSlinux-lowlatency-hwe-6.11no fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.5no fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-nvidiano fix listedUBUNTU-CVE-2022-50748
Ubuntu:24.04:LTSlinux-nvidia-6.11no fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-nvidia-6.5no fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-nvidia-tegrano fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-nvidia-tegra-igxno fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2022-50748
Ubuntu:24.04:LTSlinux-oem-6.11no fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-oem-6.5no fix listedUBUNTU-CVE-2022-50748
Ubuntu:24.04:LTSlinux-oem-6.8no fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-oracleno fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-oracle-6.5no fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-raspino fix listedUBUNTU-CVE-2022-50748
Ubuntu:24.04:LTSlinux-raspi-realtimeno fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2022-50748
Ubuntu:24.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2022-50748
Ubuntu:24.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2022-50748
Ubuntu:24.04:LTSlinux-riscv-6.14no fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-riscv-6.5no fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-starfive-6.5no fix listedUBUNTU-CVE-2022-50748
Ubuntu:22.04:LTSlinux-xilinx-zynqmpno fix listedUBUNTU-CVE-2022-50748

Affected products (as reported)

VendorProductVersions
Linux Linux dc55e35f9e810f23dd69cfdc91a3d636023f57a2 – before a1f321051e0dcf2415fb94f81fdc5044cad4c1d6dc55e35f9e810f23dd69cfdc91a3d636023f57a2 – before 55b3709c6d68e32cd3fdd2a630b1f4c97d51b17cdc55e35f9e810f23dd69cfdc91a3d636023f57a2 – before c579d60f0d0cd87552f64fdebe68b5d941d20309
Linux Linux 5.19

References