RLSA-2021:3057

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Import Source
https://storage.googleapis.com/resf-osv-data/RLSA-2021:3057.json
JSON Data
https://api.osv.dev/v1/vulns/RLSA-2021:3057
Related
Published
2021-08-10T11:56:07Z
Modified
2023-02-02T14:09:41.734305Z
Severity
  • 7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
Important: kernel security, bug fix, and enhancement update
Details

The kernel packages contain the Linux kernel, the core of any Linux operating system.

Security Fix(es):

  • kernel: race condition in net/can/bcm.c leads to local privilege escalation (CVE-2021-3609)

  • kernel: Improper handling of VMIO|VMPFNMAP vmas in KVM can bypass RO checks (CVE-2021-22543)

  • kernel: out-of-bounds write in xtcompattargetfromuser() in net/netfilter/x_tables.c (CVE-2021-22555)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Bug Fix(es):

  • Urgent: Missing dptf_power.ko module in Rocky Linux8 (BZ#1968381)

  • [mlx5] kdump over NFS fails: mlx5 driver gives error "Stop room 95 is bigger than the SQ size 64" (BZ#1969909)

  • BUG: unable to handle kernel NULL pointer dereference at 0000000000000000 in bluetooth hcierrorreset on intel-tigerlake-h01 (BZ#1972564)

  • Update CIFS to kernel 5.10 (BZ#1973637)

  • Backport "tick/nohz: Conditionally restart tick on idle exit" to Rocky Linux 8.5 (BZ#1978710)

  • Significant performance drop starting on kernel-4.18.0-277 visible on mmap benchmark (BZ#1980314)

  • Inaccessible NFS server overloads clients (nativequeuedspinlockslowpath connotation?) (BZ#1980613)

  • [Rocky Linux8.4 BUG],RialtoMLK, I915 graphic driver failed to boot with one new 120HZ panel (BZ#1981250)

  • act_ct: subject to DNAT tuple collision (BZ#1982494)

Enhancement(s):

  • [Lenovo 8.5 FEAT] drivers/nvme - Update to the latest upstream (BZ#1965415)
References
Credits
    • Rocky Enterprise Software Foundation
    • Red Hat

Affected packages

Rocky Linux:8 / kernel

Package

Name
kernel
Purl
pkg:rpm/rocky-linux/kernel?distro=rocky-linux-8-4-legacy&epoch=0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0:4.18.0-305.12.1.el8_4