CVE-2022-2602: Use After Free
First published: Tue Oct 18 2022(Updated: )
io_uring UAF, Unix SCM garbage collection
Credit: security@ubuntu.com security@ubuntu.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Linux kernel | <=6.0.19 | |
| Canonical Ubuntu Linux | =18.04 | |
| Canonical Ubuntu Linux | =20.04 | |
| Canonical Ubuntu Linux | =22.04 | |
| Canonical Ubuntu Linux | =22.10 | |
| ubuntu/linux | <5.4.0-131.147 | 5.4.0-131.147 |
| ubuntu/linux | <5.15.0-52.58 | 5.15.0-52.58 |
| ubuntu/linux | <5.19.0-23.24 | 5.19.0-23.24 |
| ubuntu/linux | <5.19.0-23.24 | 5.19.0-23.24 |
| ubuntu/linux | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-aws | <5.4.0-1088.96 | 5.4.0-1088.96 |
| ubuntu/linux-aws | <5.15.0-1022.26 | 5.15.0-1022.26 |
| ubuntu/linux-aws | <5.19.0-1011.12 | 5.19.0-1011.12 |
| ubuntu/linux-aws | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-aws-5.0 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-aws-5.15 | <5.15.0-1022.26~20.04.1 | 5.15.0-1022.26~20.04.1 |
| ubuntu/linux-aws-5.15 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-aws-5.4 | <5.4.0-1088.96~18.04.1 | 5.4.0-1088.96~18.04.1 |
| ubuntu/linux-aws-5.4 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-aws-6.5 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-aws-fips | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-aws-hwe | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-azure | <5.4.0-1094.100 | 5.4.0-1094.100 |
| ubuntu/linux-azure | <5.15.0-1022.27 | 5.15.0-1022.27 |
| ubuntu/linux-azure | <5.19.0-1010.11 | 5.19.0-1010.11 |
| ubuntu/linux-azure | <5.19.0-1010.11 | 5.19.0-1010.11 |
| ubuntu/linux-azure | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-azure-4.15 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-azure-5.15 | <5.15.0-1022.27~20.04.1 | 5.15.0-1022.27~20.04.1 |
| ubuntu/linux-azure-5.15 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-azure-5.4 | <5.4.0-1094.100~18.04.1 | 5.4.0-1094.100~18.04.1 |
| ubuntu/linux-azure-5.4 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-azure-6.5 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-azure-edge | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-azure-fde | <5.4.0-1094.100 | 5.4.0-1094.100 |
| ubuntu/linux-azure-fde | <5.15.0-1024.30.1 | 5.15.0-1024.30.1 |
| ubuntu/linux-azure-fde | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-azure-fde-5.15 | <5.15.0-1029.36~20.04.1.1 | 5.15.0-1029.36~20.04.1.1 |
| ubuntu/linux-azure-fde-5.15 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-azure-fips | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-bluefield | <5.4.0-1049.55 | 5.4.0-1049.55 |
| ubuntu/linux-bluefield | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-dell300x | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-fips | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-gcp | <5.4.0-1092.101 | 5.4.0-1092.101 |
| ubuntu/linux-gcp | <5.15.0-1021.28 | 5.15.0-1021.28 |
| ubuntu/linux-gcp | <5.19.0-1010.11 | 5.19.0-1010.11 |
| ubuntu/linux-gcp | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-gcp-4.15 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-gcp-5.15 | <5.15.0-1021.28~20.04.1 | 5.15.0-1021.28~20.04.1 |
| ubuntu/linux-gcp-5.15 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-gcp-5.4 | <5.4.0-1092.101~18.04.1 | 5.4.0-1092.101~18.04.1 |
| ubuntu/linux-gcp-5.4 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-gcp-6.5 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-gcp-fips | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-gke | <5.4.0-1086.93 | 5.4.0-1086.93 |
| ubuntu/linux-gke | <5.15.0-1019.23 | 5.15.0-1019.23 |
| ubuntu/linux-gke | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-gke-4.15 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-gke-5.0 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-gke-5.15 | <5.15.0-1019.23~20.04.1 | 5.15.0-1019.23~20.04.1 |
| ubuntu/linux-gke-5.15 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-gke-5.4 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-gkeop | <5.4.0-1056.60 | 5.4.0-1056.60 |
| ubuntu/linux-gkeop | <5.15.0-1007.10 | 5.15.0-1007.10 |
| ubuntu/linux-gkeop | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-gkeop-5.15 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-gkeop-5.4 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-hwe | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-hwe-5.15 | <5.15.0-52.58~20.04.1 | 5.15.0-52.58~20.04.1 |
| ubuntu/linux-hwe-5.15 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-hwe-5.4 | <5.4.0-131.147~18.04.1 | 5.4.0-131.147~18.04.1 |
| ubuntu/linux-hwe-5.4 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-hwe-6.5 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-hwe-edge | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-ibm | <5.4.0-1036.41 | 5.4.0-1036.41 |
| ubuntu/linux-ibm | <5.15.0-1017.20 | 5.15.0-1017.20 |
| ubuntu/linux-ibm | <5.19.0-1010.11 | 5.19.0-1010.11 |
| ubuntu/linux-ibm | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-ibm-5.15 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-ibm-5.4 | <5.4.0-1036.41~18.04.1 | 5.4.0-1036.41~18.04.1 |
| ubuntu/linux-ibm-5.4 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-intel | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-intel-5.13 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-intel-iotg | <5.15.0-1018.23 | 5.15.0-1018.23 |
| ubuntu/linux-intel-iotg | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-intel-iotg-5.15 | <5.15.0-1018.23~20.04.1 | 5.15.0-1018.23~20.04.1 |
| ubuntu/linux-intel-iotg-5.15 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-iot | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-kvm | <5.4.0-1078.84 | 5.4.0-1078.84 |
| ubuntu/linux-kvm | <5.15.0-1020.24 | 5.15.0-1020.24 |
| ubuntu/linux-kvm | <5.19.0-1010.11 | 5.19.0-1010.11 |
| ubuntu/linux-kvm | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-laptop | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-lowlatency | <5.15.0-52.58 | 5.15.0-52.58 |
| ubuntu/linux-lowlatency | <5.19.0-1009.10 | 5.19.0-1009.10 |
| ubuntu/linux-lowlatency | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-lowlatency-hwe-5.15 | <5.15.0-52.58~20.04.1 | 5.15.0-52.58~20.04.1 |
| ubuntu/linux-lowlatency-hwe-5.15 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-lowlatency-hwe-6.5 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-lts-xenial | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-nvidia | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-nvidia-6.5 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-oem | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-oem-5.10 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-oem-5.14 | <5.14.0-1054.61 | 5.14.0-1054.61 |
| ubuntu/linux-oem-5.14 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-oem-5.17 | <5.17.0-1020.21 | 5.17.0-1020.21 |
| ubuntu/linux-oem-5.17 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-oem-5.6 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-oem-6.0 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-oem-6.5 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-oem-6.8 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-oem-osp1 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-oracle | <5.4.0-1086.95 | 5.4.0-1086.95 |
| ubuntu/linux-oracle | <5.15.0-1021.27 | 5.15.0-1021.27 |
| ubuntu/linux-oracle | <5.19.0-1010.11 | 5.19.0-1010.11 |
| ubuntu/linux-oracle | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-oracle-5.0 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-oracle-5.13 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-oracle-5.15 | <5.15.0-1021.27~20.04.1 | 5.15.0-1021.27~20.04.1 |
| ubuntu/linux-oracle-5.15 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-oracle-5.4 | <5.4.0-1086.95~18.04.1 | 5.4.0-1086.95~18.04.1 |
| ubuntu/linux-oracle-5.4 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-oracle-6.5 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-raspi | <5.4.0-1073.84 | 5.4.0-1073.84 |
| ubuntu/linux-raspi | <5.15.0-1017.19 | 5.15.0-1017.19 |
| ubuntu/linux-raspi | <5.19.0-1006.13 | 5.19.0-1006.13 |
| ubuntu/linux-raspi | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-raspi-5.4 | <5.4.0-1073.84~18.04.1 | 5.4.0-1073.84~18.04.1 |
| ubuntu/linux-raspi-5.4 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-raspi2 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-riscv | <5.15.0-1022.26 | 5.15.0-1022.26 |
| ubuntu/linux-riscv | <5.19.0-1006.7 | 5.19.0-1006.7 |
| ubuntu/linux-riscv | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-riscv-5.15 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-riscv-6.5 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-snapdragon | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-starfive | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-starfive-6.5 | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| ubuntu/linux-xilinx-zynqmp | <6.1~<5.4.220<5.15.75 | 6.1~ 5.4.220 5.15.75 |
| debian/linux | 5.10.218-1 5.10.221-1 6.1.94-1 6.1.99-1 6.9.12-1 6.10.3-1 |
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Reference Links
- https://ubuntu.com/security/notices/USN-5692-1
- https://ubuntu.com/security/notices/USN-5752-1
- https://ubuntu.com/security/notices/USN-5693-1
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-2602
- https://ubuntu.com/security/notices/USN-5691-1
- https://ubuntu.com/security/notices/USN-5700-1
- http://packetstormsecurity.com/files/176533/Linux-Broken-Unix-GC-Interaction-Use-After-Free.html
- https://launchpad.net/bugs/cve/CVE-2022-2602
- https://git.kernel.org/linus/0091bfc81741b8d3aeb3b7ab8636f911b2de6e80
- https://www.openwall.com/lists/oss-security/2022/10/18/4
- https://blog.hacktivesecurity.com/index.php/2022/12/21/cve-2022-2602-dirtycred-file-exploitation-applied-on-an-io_uring-uaf/
- https://security-tracker.debian.org/tracker/CVE-2022-2602
- https://www.cve.org/CVERecord?id=CVE-2022-2602
- https://nvd.nist.gov/vuln/detail/CVE-2022-2602
- https://git.kernel.org/linus/6b06314c47e141031be043539900d80d2c7ba10f
- https://git.kernel.org/linus/0091bfc81741b8d3aeb3b7ab8636f911b2de6e80|local-CVE-2022-2602-fix
- https://ubuntu.com/security/CVE-2022-2602
Parent vulnerabilities
(Appears in the following advisories)
- agent/type
- agent/remedy
- agent/first-publish-date
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/severity
- agent/author
- agent/weakness
- collector/nvd-api
- source/NVD
- agent/software-canonical-lookup
- collector/nvd-cve
- collector/launchpad-cve
- source/Launchpad
- agent/description
- agent/event
- agent/references
- collector/usn-cve
- source/Ubuntu
- agent/softwarecombine
- agent/tags
- collector/security-tracker-debian
- source/Debian
- vendor/linux
- canonical/linux linux kernel
- version/linux linux kernel/6.0.19
- vendor/canonical
- canonical/canonical ubuntu linux
- version/canonical ubuntu linux/18.04
- version/canonical ubuntu linux/20.04
- version/canonical ubuntu linux/22.04
- version/canonical ubuntu linux/22.10
- package-manager/ubuntu
- package-manager/debian