Vulnerability · Published Aug 29, 2022 · Assigned by redhat
CVE-2022-1184
Medium 5.5
In plain English
A medium-severity use-after-free in Kernel. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 22% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)5.5Medium
Exploit odds (30 days)0.3%top 77.9% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
A use-after-free flaw was found in fs/ext4/namei.c:dx_insert_block() in the Linux kernel’s filesystem sub-component. This flaw allows a local attacker with a user privilege to cause a denial of service.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux:8 | bpftool | 4.18.0-425.3.1.el8 | ALSA-2022:7683 |
| AlmaLinux:9 | bpftool | 5.14.0-162.6.1.el9_1 | ALSA-2022:8267 |
| AlmaLinux:8 | kernel | 4.18.0-425.3.1.el8 | ALSA-2022:7683 |
| AlmaLinux:9 | kernel | 5.14.0-162.6.1.el9_1 | ALSA-2022:8267 |
| AlmaLinux:8 | kernel-abi-stablelists | 4.18.0-425.3.1.el8 | ALSA-2022:7683 |
| AlmaLinux:9 | kernel-abi-stablelists | 5.14.0-162.6.1.el9_1 | ALSA-2022:8267 |
| AlmaLinux:8 | kernel-core | 4.18.0-425.3.1.el8 | ALSA-2022:7683 |
| AlmaLinux:9 | kernel-core | 5.14.0-162.6.1.el9_1 | ALSA-2022:8267 |
| AlmaLinux:8 | kernel-cross-headers | 4.18.0-425.3.1.el8 | ALSA-2022:7683 |
| AlmaLinux:9 | kernel-cross-headers | 5.14.0-162.6.1.el9_1 | ALSA-2022:8267 |
| AlmaLinux:8 | kernel-debug | 4.18.0-425.3.1.el8 | ALSA-2022:7683 |
| AlmaLinux:9 | kernel-debug | 5.14.0-162.6.1.el9_1 | ALSA-2022:8267 |
| AlmaLinux:8 | kernel-debug-core | 4.18.0-425.3.1.el8 | ALSA-2022:7683 |
| AlmaLinux:9 | kernel-debug-core | 5.14.0-162.6.1.el9_1 | ALSA-2022:8267 |
| AlmaLinux:8 | kernel-debug-devel | 4.18.0-425.3.1.el8 | ALSA-2022:7683 |
| AlmaLinux:9 | kernel-debug-devel | 5.14.0-162.6.1.el9_1 | ALSA-2022:8267 |
| AlmaLinux:9 | kernel-debug-devel-matched | 5.14.0-162.6.1.el9_1 | ALSA-2022:8267 |
| AlmaLinux:8 | kernel-debug-modules | 4.18.0-425.3.1.el8 | ALSA-2022:7683 |
| AlmaLinux:9 | kernel-debug-modules | 5.14.0-162.6.1.el9_1 | ALSA-2022:8267 |
| AlmaLinux:8 | kernel-debug-modules-extra | 4.18.0-425.3.1.el8 | ALSA-2022:7683 |
| AlmaLinux:9 | kernel-debug-modules-extra | 5.14.0-162.6.1.el9_1 | ALSA-2022:8267 |
| AlmaLinux:8 | kernel-devel | 4.18.0-425.3.1.el8 | ALSA-2022:7683 |
| AlmaLinux:9 | kernel-devel | 5.14.0-162.6.1.el9_1 | ALSA-2022:8267 |
| AlmaLinux:9 | kernel-devel-matched | 5.14.0-162.6.1.el9_1 | ALSA-2022:8267 |
| AlmaLinux:8 | kernel-doc | 4.18.0-425.3.1.el8 | ALSA-2022:7683 |
| AlmaLinux:9 | kernel-doc | 5.14.0-162.6.1.el9_1 | ALSA-2022:8267 |
| AlmaLinux:8 | kernel-headers | 4.18.0-425.3.1.el8 | ALSA-2022:7683 |
| AlmaLinux:9 | kernel-headers | 5.14.0-162.6.1.el9_1 | ALSA-2022:8267 |
| AlmaLinux:8 | kernel-modules | 4.18.0-425.3.1.el8 | ALSA-2022:7683 |
| AlmaLinux:9 | kernel-modules | 5.14.0-162.6.1.el9_1 | ALSA-2022:8267 |
| AlmaLinux:8 | kernel-modules-extra | 4.18.0-425.3.1.el8 | ALSA-2022:7683 |
| AlmaLinux:9 | kernel-modules-extra | 5.14.0-162.6.1.el9_1 | ALSA-2022:8267 |
| AlmaLinux:8 | kernel-rt | 4.18.0-425.3.1.rt7.213.el8 | ALSA-2022:7444 |
| AlmaLinux:9 | kernel-rt | 5.14.0-162.6.1.rt21.168.el9_1 | ALSA-2022:7933 |
| AlmaLinux:8 | kernel-rt-core | 4.18.0-425.3.1.rt7.213.el8 | ALSA-2022:7444 |
| AlmaLinux:9 | kernel-rt-core | 5.14.0-162.6.1.rt21.168.el9_1 | ALSA-2022:7933 |
| AlmaLinux:8 | kernel-rt-debug | 4.18.0-425.3.1.rt7.213.el8 | ALSA-2022:7444 |
| AlmaLinux:9 | kernel-rt-debug | 5.14.0-162.6.1.rt21.168.el9_1 | ALSA-2022:7933 |
| AlmaLinux:8 | kernel-rt-debug-core | 4.18.0-425.3.1.rt7.213.el8 | ALSA-2022:7444 |
| AlmaLinux:9 | kernel-rt-debug-core | 5.14.0-162.6.1.rt21.168.el9_1 | ALSA-2022:7933 |
| AlmaLinux:8 | kernel-rt-debug-devel | 4.18.0-425.3.1.rt7.213.el8 | ALSA-2022:7444 |
| AlmaLinux:9 | kernel-rt-debug-devel | 5.14.0-162.6.1.rt21.168.el9_1 | ALSA-2022:7933 |
| AlmaLinux:8 | kernel-rt-debug-kvm | 4.18.0-425.3.1.rt7.213.el8 | ALSA-2022:7444 |
| AlmaLinux:9 | kernel-rt-debug-kvm | 5.14.0-162.6.1.rt21.168.el9_1 | ALSA-2022:7933 |
| AlmaLinux:8 | kernel-rt-debug-modules | 4.18.0-425.3.1.rt7.213.el8 | ALSA-2022:7444 |
| AlmaLinux:9 | kernel-rt-debug-modules | 5.14.0-162.6.1.rt21.168.el9_1 | ALSA-2022:7933 |
| AlmaLinux:8 | kernel-rt-debug-modules-extra | 4.18.0-425.3.1.rt7.213.el8 | ALSA-2022:7444 |
| AlmaLinux:9 | kernel-rt-debug-modules-extra | 5.14.0-162.6.1.rt21.168.el9_1 | ALSA-2022:7933 |
| AlmaLinux:8 | kernel-rt-devel | 4.18.0-425.3.1.rt7.213.el8 | ALSA-2022:7444 |
| AlmaLinux:9 | kernel-rt-devel | 5.14.0-162.6.1.rt21.168.el9_1 | ALSA-2022:7933 |
| AlmaLinux:8 | kernel-rt-kvm | 4.18.0-425.3.1.rt7.213.el8 | ALSA-2022:7444 |
| AlmaLinux:9 | kernel-rt-kvm | 5.14.0-162.6.1.rt21.168.el9_1 | ALSA-2022:7933 |
| AlmaLinux:8 | kernel-rt-modules | 4.18.0-425.3.1.rt7.213.el8 | ALSA-2022:7444 |
| AlmaLinux:9 | kernel-rt-modules | 5.14.0-162.6.1.rt21.168.el9_1 | ALSA-2022:7933 |
| AlmaLinux:8 | kernel-rt-modules-extra | 4.18.0-425.3.1.rt7.213.el8 | ALSA-2022:7444 |
| AlmaLinux:9 | kernel-rt-modules-extra | 5.14.0-162.6.1.rt21.168.el9_1 | ALSA-2022:7933 |
| AlmaLinux:8 | kernel-tools | 4.18.0-425.3.1.el8 | ALSA-2022:7683 |
| AlmaLinux:9 | kernel-tools | 5.14.0-162.6.1.el9_1 | ALSA-2022:8267 |
| AlmaLinux:8 | kernel-tools-libs | 4.18.0-425.3.1.el8 | ALSA-2022:7683 |
| AlmaLinux:9 | kernel-tools-libs | 5.14.0-162.6.1.el9_1 | ALSA-2022:8267 |
| AlmaLinux:8 | kernel-tools-libs-devel | 4.18.0-425.3.1.el8 | ALSA-2022:7683 |
| AlmaLinux:9 | kernel-tools-libs-devel | 5.14.0-162.6.1.el9_1 | ALSA-2022:8267 |
| AlmaLinux:8 | kernel-zfcpdump | 4.18.0-425.3.1.el8 | ALSA-2022:7683 |
| AlmaLinux:9 | kernel-zfcpdump | 5.14.0-162.6.1.el9_1 | ALSA-2022:8267 |
| AlmaLinux:8 | kernel-zfcpdump-core | 4.18.0-425.3.1.el8 | ALSA-2022:7683 |
| AlmaLinux:9 | kernel-zfcpdump-core | 5.14.0-162.6.1.el9_1 | ALSA-2022:8267 |
| AlmaLinux:8 | kernel-zfcpdump-devel | 4.18.0-425.3.1.el8 | ALSA-2022:7683 |
| AlmaLinux:9 | kernel-zfcpdump-devel | 5.14.0-162.6.1.el9_1 | ALSA-2022:8267 |
| AlmaLinux:9 | kernel-zfcpdump-devel-matched | 5.14.0-162.6.1.el9_1 | ALSA-2022:8267 |
| AlmaLinux:8 | kernel-zfcpdump-modules | 4.18.0-425.3.1.el8 | ALSA-2022:7683 |
| AlmaLinux:9 | kernel-zfcpdump-modules | 5.14.0-162.6.1.el9_1 | ALSA-2022:8267 |
| AlmaLinux:8 | kernel-zfcpdump-modules-extra | 4.18.0-425.3.1.el8 | ALSA-2022:7683 |
| AlmaLinux:9 | kernel-zfcpdump-modules-extra | 5.14.0-162.6.1.el9_1 | ALSA-2022:8267 |
| AlmaLinux:8 | perf | 4.18.0-425.3.1.el8 | ALSA-2022:7683 |
| AlmaLinux:9 | perf | 5.14.0-162.6.1.el9_1 | ALSA-2022:8267 |
| AlmaLinux:8 | python3-perf | 4.18.0-425.3.1.el8 | ALSA-2022:7683 |
| AlmaLinux:9 | python3-perf | 5.14.0-162.6.1.el9_1 | ALSA-2022:8267 |
| Debian:12 | linux | 5.19.6-1 | DEBIAN-CVE-2022-1184 |
| Debian:13 | linux | 5.19.6-1 | DEBIAN-CVE-2022-1184 |
| Debian:14 | linux | 5.19.6-1 | DEBIAN-CVE-2022-1184 |
| Rocky Linux:8 | kernel | 0:4.18.0-425.3.1.el8 | RLSA-2022:7683 |
| Rocky Linux:8 | kernel-rt | 0:4.18.0-425.3.1.rt7.213.el8 | RLSA-2022:7444 |
| Ubuntu:22.04:LTS | linux | 5.15.0-60.66 | UBUNTU-CVE-2022-1184 |
| Ubuntu:22.04:LTS | linux-aws | 5.15.0-1030.34 | UBUNTU-CVE-2022-1184 |
| Ubuntu:22.04:LTS | linux-azure | 5.15.0-1033.40 | UBUNTU-CVE-2022-1184 |
| Ubuntu:22.04:LTS | linux-azure-fde | 5.15.0-1033.40.1 | UBUNTU-CVE-2022-1184 |
| Ubuntu:22.04:LTS | linux-gcp | 5.15.0-1029.36 | UBUNTU-CVE-2022-1184 |
| Ubuntu:22.04:LTS | linux-gke | 5.15.0-1027.32 | UBUNTU-CVE-2022-1184 |
| Ubuntu:22.04:LTS | linux-gkeop | 5.15.0-1015.19 | UBUNTU-CVE-2022-1184 |
| Ubuntu:22.04:LTS | linux-ibm | 5.15.0-1025.28 | UBUNTU-CVE-2022-1184 |
| Ubuntu:22.04:LTS | linux-intel-iot-realtime | no fix listed | UBUNTU-CVE-2022-1184 |
| Ubuntu:22.04:LTS | linux-intel-iotg | 5.15.0-1025.30 | UBUNTU-CVE-2022-1184 |
| Ubuntu:22.04:LTS | linux-kvm | 5.15.0-1028.33 | UBUNTU-CVE-2022-1184 |
| Ubuntu:22.04:LTS | linux-lowlatency | 5.15.0-60.66 | UBUNTU-CVE-2022-1184 |
| Ubuntu:22.04:LTS | linux-nvidia | 5.15.0-1017.17 | UBUNTU-CVE-2022-1184 |
| Ubuntu:22.04:LTS | linux-oem-5.17 | no fix listed | UBUNTU-CVE-2022-1184 |
| Ubuntu:22.04:LTS | linux-oem-6.0 | 6.0.0-1007.7 | UBUNTU-CVE-2022-1184 |
| Ubuntu:22.04:LTS | linux-oracle | 5.15.0-1029.35 | UBUNTU-CVE-2022-1184 |
| Ubuntu:22.04:LTS | linux-raspi | 5.15.0-1024.26 | UBUNTU-CVE-2022-1184 |
| Ubuntu:24.04:LTS | linux-raspi-realtime | no fix listed | UBUNTU-CVE-2022-1184 |
| Ubuntu:22.04:LTS | linux-realtime | no fix listed | UBUNTU-CVE-2022-1184 |
| Ubuntu:22.04:LTS | linux-riscv | no fix listed | UBUNTU-CVE-2022-1184 |
Affected products (as reported)
Weakness: CWE-416
References
- https://bugzilla.redhat.com/show_bug.cgi?id=2070205
- https://access.redhat.com/security/cve/CVE-2022-1184
- https://ubuntu.com/security/CVE-2022-1184
- DSA-5257 vendor-advisory
- [debian-lts-announce] 20221101 [SECURITY] [DLA 3173-1] linux-5.10 security update mailing-list
- https://cert-portal.siemens.com/productcert/html/ssa-794697.html