OPENSUSE-SU-2021:2409-1

Vulnerability from csaf_opensuse - Published: 2021-07-20 12:40 - Updated: 2021-07-20 12:40
Summary
Security update for the Linux Kernel
Severity
Important
Notes
Title of the patch: Security update for the Linux Kernel
Description of the patch: The SUSE Linux Enterprise 15 SP3 Azure kernel was updated to receive various security and bugfixes. The following security bugs were fixed: - CVE-2021-22555: A heap out-of-bounds write affecting Linux since v2.6.19-rc1 was discovered in net/netfilter/x_tables.c (bnc#1188116 ). - CVE-2021-33909: Fixed an out-of-bounds write in the filesystem layer that allows to obtain full root privileges (bsc#1188062). The following non-security bugs were fixed: - ceph: must hold snap_rwsem when filling inode for async create (bsc#1187927). - cgroup1: do not allow '\n' in renaming (bsc#1187972). - qla2xxx: synchronize rport dev_loss_tmo setting (bsc#1182470 bsc#1185486). - scsi: ufs: ufshcd-pltfrm depends on HAS_IOMEM (bsc#1187980). - usb: dwc3: Fix debugfs creation flow (git-fixes). - x86/pkru: Write hardware init value to PKRU when xstate is init (bsc#1152489). - x86/process: Check PF_KTHREAD and not current->mm for kernel threads (bsc#1152489).
Patchnames: openSUSE-SLE-15.3-2021-2409
Terms of use: CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).
CVE-2021-22555
7.8 (High)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Vendor Fix To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
CVE-2021-33909
7.8 (High)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Vendor Fix To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
References
To clipboard 

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}


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Tags
Taxonomy of the tags.




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.