FKIE_CVE-2021-4157

Vulnerability from fkie_nvd - Published: 2022-03-25 19:15 - Updated: 2024-11-21 06:37
Severity ?
8.0 (High) - CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
An out of memory bounds write flaw (1 or 2 bytes of memory) in the Linux kernel NFS subsystem was found in the way users use mirroring (replication of files with NFS). A user, having access to the NFS mount, could potentially use this flaw to crash the system or escalate privileges on the system.
References
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=2034342Issue Tracking, Third Party Advisory
secalert@redhat.comhttps://lore.kernel.org/lkml/20210517140244.822185482%40linuxfoundation.org/
secalert@redhat.comhttps://security.netapp.com/advisory/ntap-20220602-0007/Third Party Advisory
secalert@redhat.comhttps://www.oracle.com/security-alerts/cpujul2022.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=2034342Issue Tracking, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://lore.kernel.org/lkml/20210517140244.822185482%40linuxfoundation.org/
af854a3a-2127-422b-91ae-364da2661108https://security.netapp.com/advisory/ntap-20220602-0007/Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.oracle.com/security-alerts/cpujul2022.htmlThird Party Advisory
Impacted products
Vendor Product Version
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
fedoraproject fedora 35
netapp h300e_firmware -
netapp h300e -
netapp h300s_firmware -
netapp h300s -
netapp h500e_firmware -
netapp h500e -
netapp h500s_firmware -
netapp h500s -
netapp h700e_firmware -
netapp h700e -
netapp h700s_firmware -
netapp h700s -
netapp h410s_firmware -
netapp h410s -
oracle communications_cloud_native_core_binding_support_function 22.1.1
oracle communications_cloud_native_core_binding_support_function 22.1.3
oracle communications_cloud_native_core_binding_support_function 22.2.0
To clipboard 

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Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.