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PT-2021-7323 · Linux +9 · Linux Kernel Overlayfs Subsystem +9

🗓️ 24 Sep 2021 00:00:00Reported by Positive TechnologiesType 
ptsecurity
 ptsecurity🔗 dbugs.ptsecurity.com👁 9 Views

Race condition in Linux kernel OverlayFS rename can crash the system due to poor synchronization.

Related
Refs
ReporterTitlePublishedViews
Family
ALT Linux		Security fix for the ALT Linux 10 package kernel-image-std-def version 2:5.10.118-alt1
30 May 202200:00
–altlinux
ALT Linux		Security fix for the ALT Linux 10 package kernel-image-std-def version 2:5.10.121-alt1
15 Jun 202200:00
–altlinux
ATTACKERKB		CVE-2021-45402
11 Feb 202215:15
–attackerkb
ATTACKERKB		CVE-2020-27170
20 Mar 202122:15
–attackerkb
ATTACKERKB		CVE-2022-41850
30 Sep 202206:15
–attackerkb
ATTACKERKB		CVE-2022-40476
14 Sep 202221:15
–attackerkb
ATTACKERKB		CVE-2022-1516
5 May 202215:15
–attackerkb
ATTACKERKB		CVE-2022-23222
14 Jan 202208:15
–attackerkb
ATTACKERKB		CVE-2022-43945
4 Nov 202219:15
–attackerkb
ATTACKERKB		CVE-2022-1198
29 Aug 202215:15
–attackerkb
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SourceLink
githubwww.github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/local/vmwgfx_fd_priv_esc.rb
githubwww.github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/local/cve_2022_0847_dirtypipe.rb
githubwww.github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/local/docker_cgroup_escape.rb
githubwww.github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/local/netfilter_nft_set_elem_init_privesc.rb
githubwww.github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/local/cve_2022_0995_watch_queue.rb
githubwww.github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/local/cve_2023_0386_overlayfs_priv_esc.rb
githubwww.github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/local/cve_2022_1043_io_uring_priv_esc.rb
githubwww.github.com/Arinerron/CVE-2022-0847-DirtyPipe-Exploit
githubwww.github.com/AlexisAhmed/CVE-2022-0847-DirtyPipe-Exploits
githubwww.github.com/tr3ee/CVE-2022-23222
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14 Aug 2023 00:00Current
7.2High risk
Vulners AI Score7.2
CVSS 3.14.7 - 9.8
CVSS 29
CVSS 35.5 - 8.8
CVSS 48.7
EPSS0.89063
SSVC
linux kerneloverlayfs subsystemrename operationlocal usersynchronization issuecrash systemno fix available
9