Description
A flaw was found in the way the "flags" member of the new pipe buffer structure was lacking proper initialization in copy_page_to_iter_pipe and push_pipe functions in the Linux kernel and could thus contain stale values. An unprivileged local user could use this flaw to write to pages in the page cache backed by read only files and as such escalate their privileges on the system.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | kernel | Linux Kernel 5.17 rc6 | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | linux | 5.16.11-1 | — |
| Debian 13 | linux | 5.16.11-1 | — |
| Debian 12 | linux | 5.16.11-1 | — |
| Debian 11 | linux | 5.10.92-2 | DSA-5092-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | linux-aws-5.13 +1 | 5.13.0-1017.19~20.04.1 | USN-5317-1 |
| Ubuntu 20.04 LTS | linux-gcp-5.13 | 5.13.0-1019.23~20.04.1 | USN-5317-1 |
| Ubuntu 20.04 LTS | linux-hwe-5.13 | 5.13.0-35.40~20.04.1 | USN-5317-1 |
| Ubuntu 20.04 LTS | linux-intel-5.13 | 5.13.0-1010.10 | USN-5362-1 |
| Ubuntu 20.04 LTS | linux-intel-iotg-5.15 | 5.15.0-1008.11~20.04.1 | — |
| Ubuntu 20.04 LTS | linux-oem-5.14 | 5.14.0-1027.30 | USN-5317-1 |
| Ubuntu 20.04 LTS | linux-oracle-5.13 | 5.13.0-1021.26~20.04.1 | USN-5317-1 |
| Ubuntu 20.04 LTS | linux-riscv +16 | No fix yet | — |
| Ubuntu 18.04 LTS | linux-gcp +12 | No fix yet | — |
| Ubuntu 16.04 LTS | linux-hwe-edge | No fix yet | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 8 | kernel-rt +12 | 4.18.0-348.20.1.rt7.150.el8_5 | RHSA-2022:0819 |
| RHEL 8 | perf +26 | 4.18.0-348.20.1.el8_5 | RHSA-2022:0825 |
Show 4 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Red Hat Rhev Hypervisor 4 | redhat-virtualization-host +1 | 4.4.10-202203101736_8.5 | RHSA-2022:0841 |
| RHEL 8.4 EUS | kernel-rt +12 | 4.18.0-305.40.2.rt7.113.el8_4 | RHSA-2022:0822 |
| RHEL 8.4 EUS | perf +26 | 4.18.0-305.40.2.el8_4 | RHSA-2022:0831 |
| RHEL 8.2 EUS | kernel-rt +12 | 4.18.0-193.79.1.rt13.129.el8_2 | RHSA-2022:0821 |
| RHEL 8.2 EUS | perf +26 | 4.18.0-193.79.1.el8_2 | RHSA-2022:0820 |
| RHEL 8.1 E4S | perf +18 | 4.18.0-147.64.1.el8_1 | RHSA-2022:0823 |
AlmaLinux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux 8 | kernel-tools-libs-devel | 4.18.0-348.20.1.el8_5 | ALSA-2022:0825 |
Rocky Linux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Rocky Linux 8 | kernel | 4.18.0-348.20.1.el8_5 | RLSA-2022:0825 |
| Rocky Linux 8 | kernel-rt | 4.18.0-348.20.1.rt7.150.el8_5 | RLSA-2022:0819 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP3 | kernel-64kb +7 | 5.3.18-150300.59.54.1 | SUSE-SU-2022:0760-1 |
| SLES 15 SP3 | kernel-azure +2 | 5.3.18-150300.38.47.1 | SUSE-SU-2022:0755-1 |
| SLES 15 SP3 | kernel-default-base | 5.3.18-150300.59.54.1.150300.18.35.3 | SUSE-SU-2022:0760-1 |
| SLES 15 SP2 | kernel-default-base | 5.3.18-24.107.1.9.50.2 | SUSE-SU-2022:0759-1 |
| SLES 15 SP2 | kernel-docs +5 | 5.3.18-24.107.1 | SUSE-SU-2022:0759-1 |
| SLES 15 SP1 | kernel-docs +5 | 4.12.14-197.108.1 | SUSE-SU-2022:0768-1 |
| SLES 15 | kernel-docs +6 | 4.12.14-150.86.1 | SUSE-SU-2022:0766-1 |
| SLES 12 SP5 | kernel-azure +2 | 4.12.14-16.91.1 | SUSE-SU-2022:0765-1 |
| SLES 12 SP5 | kernel-docs +4 | 4.12.14-122.113.1 | SUSE-SU-2022:0767-1 |
Show 28 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP4 | kernel-syms +2 | 4.12.14-95.93.1 | SUSE-SU-2022:0757-1 |
| SLES for SAP 15 SP2 | kernel-default-base | 5.3.18-24.107.1.9.50.2 | SUSE-SU-2022:0759-1 |
| SLES for SAP 15 SP2 | kernel-docs +5 | 5.3.18-24.107.1 | SUSE-SU-2022:0759-1 |
| SLES for SAP 15 SP1 | kernel-docs +4 | 4.12.14-197.108.1 | SUSE-SU-2022:0768-1 |
| SLES for SAP 15 | kernel-docs +5 | 4.12.14-150.86.1 | SUSE-SU-2022:0766-1 |
| SLES for SAP 12 SP5 | kernel-azure +2 | 4.12.14-16.91.1 | SUSE-SU-2022:0765-1 |
| SLES for SAP 12 SP5 | kernel-syms +2 | 4.12.14-122.113.1 | SUSE-SU-2022:0767-1 |
| SLES for SAP 12 SP4 | kernel-syms +2 | 4.12.14-95.93.1 | SUSE-SU-2022:0757-1 |
| SLE Real Time 15 SP2 | kernel-default-base | 5.3.18-24.107.1.9.50.2 | SUSE-SU-2022:0759-1 |
| SLE Real Time 15 SP2 | kernel-docs +4 | 5.3.18-24.107.1 | SUSE-SU-2022:0759-1 |
| SLE Real Time 12 SP5 | kernel-rt +3 | 4.12.14-10.81.1 | SUSE-SU-2022:0761-1 |
| SLE Micro 5.1 | kernel-default | 5.3.18-150300.59.54.1 | SUSE-SU-2022:0760-1 |
| SLE Micro 5.1 | kernel-default-base | 5.3.18-150300.59.54.1.150300.18.35.3 | SUSE-SU-2022:0760-1 |
| SLE Micro 5.1 | kernel-rt | 5.3.18-150300.79.1 | SUSE-SU-2022:0763-1 |
| SLE Micro 5.0 | kernel-default | 5.3.18-24.107.1 | SUSE-SU-2022:0759-1 |
| SLE Micro 5.0 | kernel-default-base | 5.3.18-24.107.1.9.50.2 | SUSE-SU-2022:0759-1 |
| SLE Micro 5.0 | kernel-rt | 5.3.18-76.1 | SUSE-SU-2022:0764-1 |
| SLE Live Patching 15 SP3 | kernel-default | 5.3.18-150300.59.54.1 | SUSE-SU-2022:0760-1 |
| SLE Live Patching 15 SP3 | kernel-livepatch-SLE15-SP3_Update_15 | 1-150300.7.5.1 | SUSE-SU-2022:0760-1 |
| SLE Live Patching 15 SP2 | kernel-default | 5.3.18-24.107.1 | SUSE-SU-2022:0759-1 |
| SLE Live Patching 15 SP2 | kernel-livepatch-SLE15-SP2_Update_25 | 1-5.5.1 | SUSE-SU-2022:0759-1 |
| SLE Live Patching 15 SP1 | kernel-default | 4.12.14-197.108.1 | SUSE-SU-2022:0768-1 |
| SLE Live Patching 15 SP1 | kernel-livepatch-SLE15-SP1_Update_29 | 1-3.3.1 | SUSE-SU-2022:0768-1 |
| SLE Live Patching 15 | kernel-default | 4.12.14-150.86.1 | SUSE-SU-2022:0766-1 |
| SLE Live Patching 15 | kernel-livepatch-SLE15_Update_28 | 1-1.3.1 | SUSE-SU-2022:0766-1 |
| SLE Live Patching 12 SP5 | kernel-default | 4.12.14-122.113.1 | SUSE-SU-2022:0767-1 |
| SLE Live Patching 12 SP5 | kgraft-patch-SLE12-SP5_Update_29 | 1-8.3.1 | SUSE-SU-2022:0767-1 |
| SLE Live Patching 12 SP4 | kernel-default | 4.12.14-95.93.1 | SUSE-SU-2022:0757-1 |
| SLE Live Patching 12 SP4 | kgraft-patch-SLE12-SP4_Update_25 | 1-6.5.1 | SUSE-SU-2022:0757-1 |
| SLE HPC 15 SP2 | kernel-default-base | 5.3.18-24.107.1.9.50.2 | SUSE-SU-2022:0759-1 |
| SLE HPC 15 SP2 | kernel-docs +5 | 5.3.18-24.107.1 | SUSE-SU-2022:0759-1 |
| SLE HPC 15 SP1 | kernel-docs +4 | 4.12.14-197.108.1 | SUSE-SU-2022:0768-1 |
| SLE HPC 15 | kernel-docs +5 | 4.12.14-150.86.1 | SUSE-SU-2022:0766-1 |
| SUSE Real Time Module 15 SP3 | kernel-rt +3 | 5.3.18-150300.79.1 | SUSE-SU-2022:0763-1 |
| SUSE Real Time Module 15 SP2 | kernel-rt +3 | 5.3.18-76.1 | SUSE-SU-2022:0764-1 |
| SUSE OpenStack Cloud Crowbar 9 | kernel-syms +2 | 4.12.14-95.93.1 | SUSE-SU-2022:0757-1 |
| SUSE OpenStack Cloud 9 | kernel-syms +2 | 4.12.14-95.93.1 | SUSE-SU-2022:0757-1 |
| SUSE Manager Server 4.1 | kernel-default-base | 5.3.18-24.107.1.9.50.2 | SUSE-SU-2022:0759-1 |
| SUSE Manager Server 4.1 | kernel-docs +5 | 5.3.18-24.107.1 | SUSE-SU-2022:0759-1 |
| SUSE Manager Retail Branch Server 4.1 | kernel-default-base | 5.3.18-24.107.1.9.50.2 | SUSE-SU-2022:0759-1 |
| SUSE Manager Retail Branch Server 4.1 | kernel-docs +4 | 5.3.18-24.107.1 | SUSE-SU-2022:0759-1 |
| SUSE Manager Proxy 4.1 | kernel-default-base | 5.3.18-24.107.1.9.50.2 | SUSE-SU-2022:0759-1 |
| SUSE Manager Proxy 4.1 | kernel-docs +4 | 5.3.18-24.107.1 | SUSE-SU-2022:0759-1 |
| SUSE Enterprise Storage 7 | kernel-default-base | 5.3.18-24.107.1.9.50.2 | SUSE-SU-2022:0759-1 |
| SUSE Enterprise Storage 7 | kernel-docs +5 | 5.3.18-24.107.1 | SUSE-SU-2022:0759-1 |
| SUSE Enterprise Storage 6 | kernel-docs +4 | 4.12.14-197.108.1 | SUSE-SU-2022:0768-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | kernel-source | 5.16.14-1.1 | openSUSE-SU-2024:13704-1, openSUSE-SU-2024:11910-1 |
| openSUSE Leap 15.3 | dtb-aarch64 +7 | 5.3.18-150300.59.54.1 | openSUSE-SU-2022:0760-1 |
| openSUSE Leap 15.3 | kernel-azure +2 | 5.3.18-150300.38.47.1 | openSUSE-SU-2022:0755-1 |
| openSUSE Leap 15.3 | kernel-debug +4 | 4.12.14-197.108.1 | openSUSE-SU-2022:0768-1, openSUSE-SU-2022:0760-1 |
| openSUSE Leap 15.3 | kernel-default-base | 5.3.18-150300.59.54.1.150300.18.35.3 | openSUSE-SU-2022:0760-1 |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2023 | kernel-livepatch-6.1.10-15.42 | 1.0-0.amzn2023 | ALAS2023-2023-070 |
| Amazon Linux 2023 | perf +12 | 6.1.10-15.42.amzn2023 | ALAS2023-2023-070 |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 2 (CBL-Mariner) | kernel | 5.15.26.1-1 | — |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 8 | perf +19 | 4.18.0-348.20.1.el8_5 | ELSA-2022-0825 |
| Oracle Linux 7 | kernel-uek-container | 4.14.35-2047.511.5.6.el7 | ELSA-2022-9314, ELSA-2022-9245, ELSA-2022-9213 |
| Oracle Linux 7 | kernel-uek-container-debug | 5.4.17-2136.304.4.5.el8 | ELSA-2022-9245, ELSA-2022-9212 |
| Oracle Linux 7 | perf +10 | 4.14.35-2047.511.5.6.el7uek | ELSA-2022-9313, ELSA-2022-9244, ELSA-2022-9211 |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Metasploit 1 module
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Dirty Pipe Local Privilege Escalation via CVE-2022-0847
exploit/linux/local/cve_2022_0847_dirtypipe
Exploit-DB 1
- Linux Kernel 5.8 < 5.16.11 - Local Privilege Escalation (DirtyPipe) EDB-50808 · local · Mar 8, 2022
GitHub 109 repositories · most starred shown
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Arinerron/CVE-2022-0847-DirtyPipe-Exploit ★ 1,141 · Mar 7, 2022
A root exploit for CVE-2022-0847 (Dirty Pipe)
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AlexisAhmed/CVE-2022-0847-DirtyPipe-Exploits ★ 739 · Mar 12, 2022
A collection of exploits and documentation that can be used to exploit the Linux Dirty Pipe vulnerability.
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r1is/CVE-2022-0847 ★ 281 · Mar 7, 2022
CVE-2022-0847-DirtyPipe-Exploit CVE-2022-0847 是存在于 Linux内核 5.8 及之后版本中的本地提权漏洞。攻击者通过利用此漏洞,可覆盖重写任意可读文件中的数据,从而可将普通权限的用户提升到特权 root。 CVE-2022-0847 的漏洞原理类似于 CVE-2016-5195 脏牛漏洞(Dirty Cow),但它更容易被利用。漏洞作者将此漏洞命名…
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Al1ex/CVE-2022-0847 ★ 90 · Mar 9, 2022
CVE-2022-0847
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DataDog/dirtypipe-container-breakout-poc ★ 77 · Mar 9, 2022
Container Excape PoC for CVE-2022-0847 "DirtyPipe"
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basharkey/CVE-2022-0847-dirty-pipe-checker ★ 72 · Mar 8, 2022
Bash script to check for CVE-2022-0847 "Dirty Pipe"
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ZZ-SOCMAP/CVE-2022-0847 ★ 58 · Mar 8, 2022
Linux Kernel Local Privilege Escalation Vulnerability CVE-2022-0847.
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bbaranoff/CVE-2022-0847 ★ 50 · Mar 7, 2022
CVE-2022-0847
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febinrev/dirtypipez-exploit ★ 49 · Mar 8, 2022
CVE-2022-0847 DirtyPipe Exploit.
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knqyf263/CVE-2022-0847 ★ 46 · Mar 8, 2022
The Dirty Pipe Vulnerability
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Advisories 46
- ALSA-2022:0825 Important: kernel security, bug fix, and enhancement update AlmaLinux Security Advisories · Oct 29, 2026
- RHSA-2022:0841 Red Hat Security Advisory: Red Hat Virtualization Host security and bug fix update [ovirt-4.4.10] Async #1 Red Hat Security Advisories (RHSA) · Oct 15, 2026
- USN-5362-1 linux-intel-5.13 vulnerabilities Ubuntu Security Notices (USN) · Sep 14, 2026
- RHSA-2022:0825 Red Hat Security Advisory: kernel security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Aug 26, 2026
- RHSA-2022:0821 Red Hat Security Advisory: kernel-rt security and bug fix update Red Hat Security Advisories (RHSA) · Aug 26, 2026
- RHSA-2022:0823 Red Hat Security Advisory: kernel security update Red Hat Security Advisories (RHSA) · Aug 26, 2026
- RHSA-2022:0820 Red Hat Security Advisory: kernel security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Aug 26, 2026
- RHSA-2022:0819 Red Hat Security Advisory: kernel-rt security and bug fix update Red Hat Security Advisories (RHSA) · Aug 26, 2026
- RHSA-2022:0831 Red Hat Security Advisory: kernel security update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- RHSA-2022:0822 Red Hat Security Advisory: kernel-rt security update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- USN-5317-1 linux, linux-aws, linux-aws-5.13, linux-azure, linux-azure-5.13, linux-gcp, linux-gcp-5.13, linux-hwe-5.13, linux-kvm, linux-oem-5.14, linux-oracle, linux-oracle-5.13, linux-raspi vulnerabilities Ubuntu Security Notices (USN) · Jun 3, 2026
- DSA-5092-1 linux - security update Debian Security (DSA / DLA) · Mar 9, 2026
- RLSA-2022:0819 Important: kernel-rt security and bug fix update Rocky Linux Security Advisories · Feb 5, 2026
- RLSA-2022:0825 Important: kernel security, bug fix, and enhancement update Rocky Linux Security Advisories · Feb 4, 2026
- SUSE-SU-2022:0768-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:13704-1 kernel-devel-longterm-6.6.17-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2022:0755-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:0760-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2022:0760-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:0764-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:0759-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:0766-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:0767-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2022:0768-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:11910-1 kernel-devel-5.16.14-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:0755-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:0765-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:0763-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:0757-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:0761-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- NCSC-2025-0382 Kwetsbaarheden verholpen in Siemens producten NCSC-NL (Netherlands) · Dec 9, 2025
- SSA-202008 SSA-202008: Multiple Vulnerabilities in Ruggedcom Rox Before V2.17.0 Siemens ProductCERT · Dec 9, 2025
- VDE-2022-009 WAGO: Multiple Products affected by Linux Kernel Vulnerability Dirty Pipe CERT@VDE · May 22, 2025
- ALAS2023-2023-070 Important: kernel security update (Amazon Linux 2023) Amazon Linux Security Center (ALAS) · Apr 10, 2024
- WID-SEC-2022-0515 IBM Spectrum Protect: Mehrere Schwachstellen BSI CERT-Bund (WID) · Jun 8, 2023
- ICSA-22-167-09 Siemens SCALANCE LPE9403 Third-Party Vulnerabilities CISA ICS & IT advisories · Jun 14, 2022
- SSA-222547 SSA-222547: Third-Party Component Vulnerabilities in SCALANCE LPE9403 before V2.0 Siemens ProductCERT · Jun 14, 2022
- ELSA-2022-9314 Important: Unbreakable Enterprise kernel-container security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Apr 25, 2022
- ELSA-2022-9313 Important: Unbreakable Enterprise kernel security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Apr 25, 2022
- ELSA-2022-9244 Important: Unbreakable Enterprise kernel security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Mar 23, 2022
- ELSA-2022-9245 Important: Unbreakable Enterprise kernel-container security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Mar 23, 2022
- ELSA-2022-0825 Important: kernel security, bug fix, and enhancement update (Oracle Linux 8) Oracle Linux Security Advisories (ELSA) · Mar 11, 2022
- ELSA-2022-9211 Important: Unbreakable Enterprise kernel security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Mar 10, 2022
- ELSA-2022-9210 Important: Unbreakable Enterprise kernel security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Mar 10, 2022
- ELSA-2022-9213 Important: Unbreakable Enterprise kernel-container security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Mar 10, 2022
- ELSA-2022-9212 Important: Unbreakable Enterprise kernel-container security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Mar 10, 2022
References
- https://bugzilla.redhat.com/show_bug.cgi?id=2060795
- https://dirtypipe.cm4all.com/
- http://packetstormsecurity.com/files/166230/Dirty-Pipe-SUID-Binary-Hijack-Privilege-Escalation.html
- http://packetstormsecurity.com/files/166229/Dirty-Pipe-Linux-Privilege-Escalation.html
- http://packetstormsecurity.com/files/166258/Dirty-Pipe-Local-Privilege-Escalation.html
- https://www.suse.com/support/kb/doc/?id=000020603
- https://security.netapp.com/advisory/ntap-20220325-0005/
- https://cert-portal.siemens.com/productcert/pdf/ssa-222547.pdf
- https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2022-0015
- http://packetstormsecurity.com/files/176534/Linux-4.20-KTLS-Read-Only-Write.html