Vulnerability · Published May 8, 2026 · Assigned by Linux

CVE-2026-43414scsi: qla2xxx: Completely fix fcport double free

Critical 9.8

In plain English

A critical-severity double free 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 0.6% (higher than 49% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)9.8Critical
Exploit odds (30 days)0.6%top 51.1% 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: scsi: qla2xxx: Completely fix fcport double free In qla24xx_els_dcmd_iocb() sp->free is set to qla2x00_els_dcmd_sp_free(). When an error happens, this function is called by qla2x00_sp_release(), when kref_put() releases the first and the last reference. qla2x00_els_dcmd_sp_free() frees fcport by calling qla2x00_free_fcport(). Doing it one more time after kref_put() is a bad idea.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
AlmaLinux:10kernel6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-64k6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-64k5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-64k-core6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-64k-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-64k-debug6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-64k-debug5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-64k-debug-core6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-64k-debug-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-64k-debug-devel6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-64k-debug-devel5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-64k-debug-devel-matched6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-64k-debug-devel-matched5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-64k-debug-modules6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-64k-debug-modules5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-64k-debug-modules-core6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-64k-debug-modules-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-64k-debug-modules-extra6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-64k-debug-modules-extra5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-64k-devel6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-64k-devel5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-64k-devel-matched6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-64k-devel-matched5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-64k-modules6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-64k-modules5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-64k-modules-core6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-64k-modules-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-64k-modules-extra6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-64k-modules-extra5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-abi-stablelists6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-abi-stablelists5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-core6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-cross-headers6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-cross-headers5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-debug6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-debug5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-debug-core6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-debug-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-debug-devel6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-debug-devel5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-debug-devel-matched6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-debug-devel-matched5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-debug-modules6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-debug-modules5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-debug-modules-core6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-debug-modules-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-debug-modules-extra6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-debug-modules-extra5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-debug-uki-virt6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-debug-uki-virt5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-devel6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-devel5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-devel-matched6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-devel-matched5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-doc6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-doc5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-headers6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-headers5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-modules6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-modules5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-modules-core6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-modules-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-modules-extra6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-modules-extra5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-modules-extra-matched6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:10kernel-rt6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-rt5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-64k6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-rt-64k5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-64k-core6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-rt-64k-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-64k-debug6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-rt-64k-debug5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-64k-debug-core6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-rt-64k-debug-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-64k-debug-devel6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-rt-64k-debug-devel5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-64k-debug-modules6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-rt-64k-debug-modules5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-64k-debug-modules-core6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-rt-64k-debug-modules-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-64k-debug-modules-extra6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-rt-64k-debug-modules-extra5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-64k-devel6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-rt-64k-devel5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-64k-modules6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-rt-64k-modules5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-64k-modules-core6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-rt-64k-modules-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-64k-modules-extra6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-rt-64k-modules-extra5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-core6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-rt-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-debug6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-rt-debug5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-debug-core6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-rt-debug-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-debug-devel6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-rt-debug-devel5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-debug-modules6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-rt-debug-modules5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-debug-modules-core6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-rt-debug-modules-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-debug-modules-extra6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-rt-debug-modules-extra5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-devel6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-rt-devel5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-modules6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-rt-modules5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-modules-core6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-rt-modules-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-modules-extra6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-rt-modules-extra5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-tools6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-tools5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-tools-libs6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-tools-libs5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-tools-libs-devel6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-tools-libs-devel5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-uki-virt6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-uki-virt5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-uki-virt-addons6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-uki-virt-addons5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-zfcpdump6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-zfcpdump5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-zfcpdump-core6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-zfcpdump-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-zfcpdump-devel6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-zfcpdump-devel5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-zfcpdump-devel-matched6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-zfcpdump-devel-matched5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-zfcpdump-modules6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-zfcpdump-modules5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-zfcpdump-modules-core6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-zfcpdump-modules-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-zfcpdump-modules-extra6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-zfcpdump-modules-extra5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10libperf6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9libperf5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10perf6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9perf5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10python3-perf6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9python3-perf5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10rtla6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9rtla5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10rv6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9rv5.14.0-687.17.1.el9_8ALSA-2026:27789
Debian:12linuxno fix listedDEBIAN-CVE-2026-43414
Debian:13linux6.12.115-2DEBIAN-CVE-2026-43414
Debian:14linux6.19.10-1DEBIAN-CVE-2026-43414
Rocky Linux:10kernel0:6.12.0-211.28.1.el10_2RLSA-2026:30129
Rocky Linux:9kernel0:5.14.0-687.17.1.el9_8RLSA-2026:27789
Ubuntu:22.04:LTSlinux5.15.0-185.195UBUNTU-CVE-2026-43414
Ubuntu:24.04:LTSlinux6.8.0-134.134UBUNTU-CVE-2026-43414
Ubuntu:25.10linux6.17.0-40.40UBUNTU-CVE-2026-43414
Ubuntu:25.10linux6.17.0-40.40USN-8490-1
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2026-43414
Ubuntu:22.04:LTSlinux-aws5.15.0-1111.118UBUNTU-CVE-2026-43414
Ubuntu:24.04:LTSlinux-aws6.8.0-1060.63UBUNTU-CVE-2026-43414
Ubuntu:25.10linux-aws6.17.0-1019.19USN-8490-1
Ubuntu:25.10linux-aws6.17.0-1019.19UBUNTU-CVE-2026-43414
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2026-43414
Ubuntu:24.04:LTSlinux-aws-6.14no fix listedUBUNTU-CVE-2026-43414
Ubuntu:24.04:LTSlinux-aws-6.176.17.0-1019.19~24.04.1USN-8490-1
Ubuntu:24.04:LTSlinux-aws-6.176.17.0-1019.19~24.04.1UBUNTU-CVE-2026-43414
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2026-43414
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2026-43414
Ubuntu:22.04:LTSlinux-aws-6.86.8.0-1060.63~22.04.1UBUNTU-CVE-2026-43414
Ubuntu:22.04:LTSlinux-azure5.15.0-1116.125UBUNTU-CVE-2026-43414
Ubuntu:24.04:LTSlinux-azure6.8.0-1063.71UBUNTU-CVE-2026-43414
Ubuntu:25.10linux-azureno fix listedUBUNTU-CVE-2026-43414
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2026-43414
Ubuntu:24.04:LTSlinux-azure-6.11no fix listedUBUNTU-CVE-2026-43414
Ubuntu:24.04:LTSlinux-azure-6.14no fix listedUBUNTU-CVE-2026-43414
Ubuntu:24.04:LTSlinux-azure-6.176.17.0-1021.21~24.04.1UBUNTU-CVE-2026-43414
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2026-43414
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2026-43414
Ubuntu:22.04:LTSlinux-azure-6.86.8.0-1063.71~22.04.1UBUNTU-CVE-2026-43414
Ubuntu:22.04:LTSlinux-azure-fde5.15.0-1116.125UBUNTU-CVE-2026-43414
Ubuntu:24.04:LTSlinux-azure-fde6.8.0-1062.69UBUNTU-CVE-2026-43414
Ubuntu:25.10linux-azure-fdeno fix listedUBUNTU-CVE-2026-43414
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2026-43414
Ubuntu:24.04:LTSlinux-azure-fde-6.14no fix listedUBUNTU-CVE-2026-43414
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2026-43414
Ubuntu:22.04:LTSlinux-azure-fde-6.86.8.0-1062.69~22.04.1UBUNTU-CVE-2026-43414
Ubuntu:24.04:LTSlinux-azure-nvidiano fix listedUBUNTU-CVE-2026-43414
Ubuntu:24.04:LTSlinux-azure-nvidia-6.14no fix listedUBUNTU-CVE-2026-43414
Ubuntu:22.04:LTSlinux-gcp5.15.0-1111.121UBUNTU-CVE-2026-43414
Ubuntu:24.04:LTSlinux-gcp6.8.0-1063.69UBUNTU-CVE-2026-43414
Ubuntu:25.10linux-gcp6.17.0-1020.22USN-8490-1
Ubuntu:25.10linux-gcp6.17.0-1020.22UBUNTU-CVE-2026-43414
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2026-43414
Ubuntu:24.04:LTSlinux-gcp-6.11no fix listedUBUNTU-CVE-2026-43414
Ubuntu:24.04:LTSlinux-gcp-6.14no fix listedUBUNTU-CVE-2026-43414
Ubuntu:24.04:LTSlinux-gcp-6.176.17.0-1020.22~24.04.1UBUNTU-CVE-2026-43414
Ubuntu:24.04:LTSlinux-gcp-6.176.17.0-1020.22~24.04.1USN-8490-1
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2026-43414
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2026-43414

Affected products (as reported)

VendorProductVersions
Linux Linux 3b9d72442adfbc9ddb0f76dd1b03977b3a578b16 – before bb9c7eca6f8f2e4a1cd8ba6711e7efe9044c0327ef23850940d9a52c39936d27254824ccf5e9b6bd – before baabbd29191514391ca81594e43261bd17c6795a4895009c4bb72f71f2e682f1e7d2c2d96e482087 – before 7172f41786dc08144da4627483e405de57bf8d2c4895009c4bb72f71f2e682f1e7d2c2d96e482087 – before 4097a2afe8acc6038b71aab825430f1403decf204895009c4bb72f71f2e682f1e7d2c2d96e482087 – before d48ea85463f5b34f7b92ea0a13eddf1ab993da7b4895009c4bb72f71f2e682f1e7d2c2d96e482087 – before c0b7da13a04bd70ef6070bfb9ea85f582294560a7861213201838480dc222634c56fb6db113d010d6c6bf6cacf9461f8d301cfac4f9c175d80cbcc63
Linux Linux 6.9

Weakness: CWE-415 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References