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PT-2021-8042 · Linux +4 · Linux Kernel +4

🗓️ 31 Dec 2021 00:00:00Reported by Positive TechnologiesType 
ptsecurity
 ptsecurity🔗 dbugs.ptsecurity.com👁 9 Views

Kernel interprocess memory leak lets a local user read up to seven bytes of kernel memory via datagrams; upgrade to 5.17-rc1 or restrict access.

Related
Refs
ReporterTitlePublishedViews
Family
bdu_fstec
BDU FSTEC		The vulnerability of the netdevsim driver for Linux operating systems allows a hacker to cause a service failure.
4 May 202300:00
–bdu_fstec
bdu_fstec
BDU FSTEC		The vulnerability of the verity_ctr() function in the drivers/md/dm-verity-target.c module of the device-mapper subsystem in the Linux operating system allows a attacker to execute arbitrary code and connect vulnerable hardware devices.
4 May 202300:00
–bdu_fstec
bdu_fstec
BDU FSTEC		The vulnerability of the udmabuf_vm_fault() function in the drivers/dma-buf/udmabuf.c module of Linux kernel allows a attacker to escalate their privileges and execute arbitrary code.
10 May 202300:00
–bdu_fstec
bdu_fstec
BDU FSTEC		The vulnerability of the virt_to_bus()/bus_to_virt() function in the dpt_i2o driver of Linux operating systems allows attackers to exploit their privileges.
10 May 202300:00
–bdu_fstec
bdu_fstec
BDU FSTEC		The vulnerability in the implementation of the SCTP protocol in Linux kernel allows a attacker to cause a service failure (to disconnect the connection).
11 May 202300:00
–bdu_fstec
bdu_fstec
BDU FSTEC		The vulnerability of the do_prlimit() function in Linux operating systems allows a perpetrator to gain unauthorized access to protected information.
12 May 202300:00
–bdu_fstec
bdu_fstec
BDU FSTEC		The vulnerability in the implementation of the SCTP protocol in the Linux operating system allows a hacker to cause a service failure.
15 May 202300:00
–bdu_fstec
bdu_fstec
BDU FSTEC		The vulnerability of the can_rcv_filter() function in the net/can/af_can.c module of the Linux kernel’s operating system allows a hacker to cause a service failure.
15 May 202300:00
–bdu_fstec
bdu_fstec
BDU FSTEC		The vulnerability of the _copy_from_user() function in the lib/usercopy.c module of the Linux kernel allows a hacker to disclose protected information.
15 May 202300:00
–bdu_fstec
bdu_fstec
BDU FSTEC		The vulnerability of the rxrpc_unbundle_conn() function in Linux operating systems allows a hacker to enhance their privileges.
17 May 202300:00
–bdu_fstec
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SourceLink
githubwww.github.com/torvalds/linux/commit/d6d86830705f173fca6087a3e67ceaf68db80523
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/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/tr3ee/CVE-2022-23222
githubwww.github.com/Bonfee/CVE-2022-0995
githubwww.github.com/Bonfee/CVE-2022-25636
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14 Aug 2023 00:00Current
7.1High risk
Vulners AI Score7.1
CVSS 3.15.5 - 9.8
CVSS 29
CVSS 38.8
CVSS 48.6
EPSS0.67994
SSVC
Linux kernelinterprocess communicationdatagramsuninitialized memorylocal userkernel memoryupdate recommended
9