Vulnerability · Published Apr 19, 2023 · Assigned by redhat

CVE-2023-1382

Medium 4.7

In plain English

A medium-severity null pointer dereference in Kernel. 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 8% 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 91.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

A data race flaw was found in the Linux kernel, between where con is allocated and con->sock is set. This issue leads to a NULL pointer dereference when accessing con->sock->sk in net/tipc/topsrv.c in the tipc protocol in the Linux kernel.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
AlmaLinux:8bpftool4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:9bpftool7.0.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:8kernel4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:9kernel5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:9kernel-64k5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:9kernel-64k-core5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:9kernel-64k-debug5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:9kernel-64k-debug-core5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:9kernel-64k-debug-devel5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:9kernel-64k-debug-devel-matched5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:9kernel-64k-debug-modules5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:9kernel-64k-debug-modules-core5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:9kernel-64k-debug-modules-extra5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:9kernel-64k-devel5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:9kernel-64k-devel-matched5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:9kernel-64k-modules5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:9kernel-64k-modules-core5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:9kernel-64k-modules-extra5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:8kernel-abi-stablelists4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:9kernel-abi-stablelists5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:8kernel-core4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:9kernel-core5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:8kernel-cross-headers4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:9kernel-cross-headers5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:8kernel-debug4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:9kernel-debug5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:8kernel-debug-core4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:9kernel-debug-core5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:8kernel-debug-devel4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:9kernel-debug-devel5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:9kernel-debug-devel-matched5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:8kernel-debug-modules4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:9kernel-debug-modules5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:9kernel-debug-modules-core5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:8kernel-debug-modules-extra4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:9kernel-debug-modules-extra5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:9kernel-debug-uki-virt5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:8kernel-devel4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:9kernel-devel5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:9kernel-devel-matched5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:8kernel-doc4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:9kernel-doc5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:8kernel-headers4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:8kernel-modules4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:9kernel-modules5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:9kernel-modules-core5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:8kernel-modules-extra4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:9kernel-modules-extra5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:9kernel-rt5.14.0-284.11.1.rt14.296.el9_2ALSA-2023:2148
AlmaLinux:9kernel-rt-core5.14.0-284.11.1.rt14.296.el9_2ALSA-2023:2148
AlmaLinux:9kernel-rt-debug5.14.0-284.11.1.rt14.296.el9_2ALSA-2023:2148
AlmaLinux:9kernel-rt-debug-core5.14.0-284.11.1.rt14.296.el9_2ALSA-2023:2148
AlmaLinux:9kernel-rt-debug-devel5.14.0-284.11.1.rt14.296.el9_2ALSA-2023:2148
AlmaLinux:9kernel-rt-debug-kvm5.14.0-284.11.1.rt14.296.el9_2ALSA-2023:2148
AlmaLinux:9kernel-rt-debug-modules5.14.0-284.11.1.rt14.296.el9_2ALSA-2023:2148
AlmaLinux:9kernel-rt-debug-modules-core5.14.0-284.11.1.rt14.296.el9_2ALSA-2023:2148
AlmaLinux:9kernel-rt-debug-modules-extra5.14.0-284.11.1.rt14.296.el9_2ALSA-2023:2148
AlmaLinux:9kernel-rt-devel5.14.0-284.11.1.rt14.296.el9_2ALSA-2023:2148
AlmaLinux:9kernel-rt-kvm5.14.0-284.11.1.rt14.296.el9_2ALSA-2023:2148
AlmaLinux:9kernel-rt-modules5.14.0-284.11.1.rt14.296.el9_2ALSA-2023:2148
AlmaLinux:9kernel-rt-modules-core5.14.0-284.11.1.rt14.296.el9_2ALSA-2023:2148
AlmaLinux:9kernel-rt-modules-extra5.14.0-284.11.1.rt14.296.el9_2ALSA-2023:2148
AlmaLinux:8kernel-tools4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:9kernel-tools5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:8kernel-tools-libs4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:9kernel-tools-libs5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:8kernel-tools-libs-devel4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:9kernel-tools-libs-devel5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:9kernel-uki-virt5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:8kernel-zfcpdump4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:9kernel-zfcpdump5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:8kernel-zfcpdump-core4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:9kernel-zfcpdump-core5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:8kernel-zfcpdump-devel4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:9kernel-zfcpdump-devel5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:9kernel-zfcpdump-devel-matched5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:8kernel-zfcpdump-modules4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:9kernel-zfcpdump-modules5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:9kernel-zfcpdump-modules-core5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:8kernel-zfcpdump-modules-extra4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:9kernel-zfcpdump-modules-extra5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:8perf4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:9perf5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:8python3-perf4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:9python3-perf5.14.0-284.11.1.el9_2ALSA-2023:2458
AlmaLinux:9rtla5.14.0-284.11.1.el9_2ALSA-2023:2458
Debian:12linux6.0.12-1DEBIAN-CVE-2023-1382
Debian:13linux6.0.12-1DEBIAN-CVE-2023-1382
Debian:14linux6.0.12-1DEBIAN-CVE-2023-1382
Ubuntu:22.04:LTSlinux5.15.0-67.74UBUNTU-CVE-2023-1382
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2023-1382
Ubuntu:22.04:LTSlinux-aws5.15.0-1031.35UBUNTU-CVE-2023-1382
Ubuntu:22.04:LTSlinux-azure5.15.0-1034.41UBUNTU-CVE-2023-1382
Ubuntu:22.04:LTSlinux-azure-5.195.19.0-1021.22~22.04.1UBUNTU-CVE-2023-1382
Ubuntu:22.04:LTSlinux-azure-fde5.15.0-1034.41.1UBUNTU-CVE-2023-1382
Ubuntu:22.04:LTSlinux-gcp5.15.0-1030.37UBUNTU-CVE-2023-1382
Ubuntu:22.04:LTSlinux-gke5.15.0-1028.33UBUNTU-CVE-2023-1382
Ubuntu:22.04:LTSlinux-gkeop5.15.0-1016.21UBUNTU-CVE-2023-1382
Ubuntu:22.04:LTSlinux-hwe-5.195.19.0-35.36~22.04.1UBUNTU-CVE-2023-1382
Ubuntu:22.04:LTSlinux-ibm5.15.0-1026.29UBUNTU-CVE-2023-1382
Ubuntu:22.04:LTSlinux-intel-iotg5.15.0-1026.31UBUNTU-CVE-2023-1382
Ubuntu:22.04:LTSlinux-kvm5.15.0-1029.34UBUNTU-CVE-2023-1382
Ubuntu:22.04:LTSlinux-lowlatency5.15.0-67.74UBUNTU-CVE-2023-1382
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.195.19.0-1018.19~22.04.1UBUNTU-CVE-2023-1382
Ubuntu:22.04:LTSlinux-nvidia5.15.0-1023.23UBUNTU-CVE-2023-1382
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2023-1382
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2023-1382
Ubuntu:22.04:LTSlinux-oracle5.15.0-1030.36UBUNTU-CVE-2023-1382
Ubuntu:22.04:LTSlinux-raspi5.15.0-1025.27UBUNTU-CVE-2023-1382
Ubuntu:24.04:LTSlinux-raspi-realtimeno fix listedUBUNTU-CVE-2023-1382
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2023-1382
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2023-1382

Affected products (as reported)

VendorProductVersions
n/a Kernel Linux Kernel prior to Kernel 6.1 RC7

Weakness: CWE-476 · Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

References