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Vulnerability · Published Sep 15, 2025 · Assigned by Linux

CVE-2022-50294wifi: libertas: fix memory leak in lbs_init_adapter()

Medium 5.5

In plain English

A medium-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 5% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS NVD)5.5Medium
Exploit odds (30 days)0.2%top 94.9% 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: wifi: libertas: fix memory leak in lbs_init_adapter() When kfifo_alloc() failed in lbs_init_adapter(), cmd buffer is not released. Add free memory to processing error path.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12linux6.1.20-1DEBIAN-CVE-2022-50294
Debian:13linux6.1.20-1DEBIAN-CVE-2022-50294
Debian:14linux6.1.20-1DEBIAN-CVE-2022-50294
Ubuntu:22.04:LTSlinux5.15.0-75.82UBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-aws5.15.0-1038.43UBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-azure5.15.0-1040.47UBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2022-50294
Ubuntu:24.04:LTSlinux-azure-6.11no fix listedUBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-azure-fde5.15.0-1041.48.1UBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-gcp5.15.0-1036.44UBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2022-50294
Ubuntu:24.04:LTSlinux-gcp-6.11no fix listedUBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-gke5.15.0-1036.41UBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-gkeop5.15.0-1022.27UBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2022-50294
Ubuntu:24.04:LTSlinux-hwe-6.11no fix listedUBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-hwe-6.5no fix listedUBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-ibm5.15.0-1032.35UBUNTU-CVE-2022-50294
Ubuntu:24.04:LTSlinux-intelno fix listedUBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-intel-iot-realtimeno fix listedUBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-intel-iotg5.15.0-1033.38UBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-kvm5.15.0-1035.40UBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-lowlatency5.15.0-75.82UBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2022-50294
Ubuntu:24.04:LTSlinux-lowlatency-hwe-6.11no fix listedUBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.5no fix listedUBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-nvidia5.15.0-1027.27UBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-nvidia-6.5no fix listedUBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-nvidia-tegra5.15.0-1015.15UBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2022-50294
Ubuntu:24.04:LTSlinux-oem-6.11no fix listedUBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-oem-6.5no fix listedUBUNTU-CVE-2022-50294
Ubuntu:24.04:LTSlinux-oem-6.8no fix listedUBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-oracle5.15.0-1037.43UBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-oracle-6.5no fix listedUBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-raspi5.15.0-1032.35UBUNTU-CVE-2022-50294
Ubuntu:24.04:LTSlinux-raspi-realtimeno fix listedUBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2022-50294
Ubuntu:24.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2022-50294
Ubuntu:24.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-riscv-6.5no fix listedUBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2022-50294
Ubuntu:22.04:LTSlinux-starfive-6.5no fix listedUBUNTU-CVE-2022-50294

Affected products (as reported)

VendorProductVersions
Linux Linux 7919b89c8276d657976d4d4d6b7cb58ea1aa08c3 – before 4c102ad59bfa66c0f6662af64fa3b9007b02c20f7919b89c8276d657976d4d4d6b7cb58ea1aa08c3 – before 98e0ff6980c89239d9e5d3da90d791c2383dc23a7919b89c8276d657976d4d4d6b7cb58ea1aa08c3 – before 23b34e08de5c2380414c9d3c33e8235094bcccae7919b89c8276d657976d4d4d6b7cb58ea1aa08c3 – before 9c8f50c7433bdfba1588831c413136ecc3f29f997919b89c8276d657976d4d4d6b7cb58ea1aa08c3 – before 037f84c0bfae5c436c651d0e804264e2648010ec7919b89c8276d657976d4d4d6b7cb58ea1aa08c3 – before 653d13a73e498d0bb6aeaf689aaa960defa7878b7919b89c8276d657976d4d4d6b7cb58ea1aa08c3 – before d46c33f667b05c22bc5c5b69aa730349c4b6fe317919b89c8276d657976d4d4d6b7cb58ea1aa08c3 – before 16a03958618fb91bb1bc7077cf3211055162cc2f
Linux Linux 2.6.26

References