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Vulnerability · Published Feb 26, 2025 · Assigned by Linux

CVE-2022-49331nfc: st21nfca: fix memory leaks in EVT_TRANSACTION handling

Medium 5.5

In plain English

A medium-severity memory leak 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 3.1)5.5Medium
Exploit odds (30 days)0.3%top 80.4% 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: nfc: st21nfca: fix memory leaks in EVT_TRANSACTION handling Error paths do not free previously allocated memory. Add devm_kfree() to those failure paths.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12linux5.18.5-1DEBIAN-CVE-2022-49331
Debian:13linux5.18.5-1DEBIAN-CVE-2022-49331
Debian:14linux5.18.5-1DEBIAN-CVE-2022-49331
Ubuntu:22.04:LTSlinux5.15.0-48.54UBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-aws5.15.0-1020.24UBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-azure5.15.0-1020.25UBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-azure-fde5.15.0-1024.30.1UBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-gcp5.15.0-1018.24UBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-gke5.15.0-1016.19UBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-gkeop5.15.0-1003.5UBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-hwe-6.5no fix listedUBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-ibm5.15.0-1015.17UBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-intel-iot-realtimeno fix listedUBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-intel-iotg5.15.0-1016.21UBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-kvm5.15.0-1018.22UBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-lowlatency5.15.0-48.54UBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.5no fix listedUBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-nvidia5.15.0-1007.7UBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-nvidia-6.5no fix listedUBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-oem-6.5no fix listedUBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-oracle5.15.0-1018.23UBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-oracle-6.5no fix listedUBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-raspi5.15.0-1015.17UBUNTU-CVE-2022-49331
Ubuntu:24.04:LTSlinux-raspi-realtimeno fix listedUBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-riscv-6.5no fix listedUBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2022-49331
Ubuntu:22.04:LTSlinux-starfive-6.5no fix listedUBUNTU-CVE-2022-49331

Affected products (as reported)

VendorProductVersions
Linux Linux 26fc6c7f02cb26c39c4733de3dbc3c0646fc1074 – before 593773088d615a46a42c97e01a0550d192bb7f7426fc6c7f02cb26c39c4733de3dbc3c0646fc1074 – before d221ce54ce331c1a23be71eebf57f6a08863238326fc6c7f02cb26c39c4733de3dbc3c0646fc1074 – before 6fce324b530dd74750ad870699e33eeed1029ded26fc6c7f02cb26c39c4733de3dbc3c0646fc1074 – before 3eca2c42daa4659965db6817479027cbc6df789926fc6c7f02cb26c39c4733de3dbc3c0646fc1074 – before 54423649bc0ed464b75807a7cf2857a5871f738f26fc6c7f02cb26c39c4733de3dbc3c0646fc1074 – before f444ecd3f57f4ba5090fe8b6756933e37de4226e26fc6c7f02cb26c39c4733de3dbc3c0646fc1074 – before db836b97464d44340b568e041fd24602858713f726fc6c7f02cb26c39c4733de3dbc3c0646fc1074 – before 55904086041ba4ee4070187b36590f8f8d6df4cd
Linux Linux 4.0

Weakness: CWE-401 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References