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HistoryJun 30, 2022 - 12:00 a.m.

Important: kernel security and bug fix update


7 High

AI Score



0.0004 Low




The kernel packages contain the Linux kernel, the core of any Linux operating system.
Security Fix(es):

  • kernel: buffer overflow in IPsec ESP transformation code (CVE-2022-27666)
  • kernel: out-of-bounds read in fbcon_get_font function (CVE-2020-28915)
    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):
  • weird port mapping with asymmetric traffic (BZ#2065266)
  • HBR3 is malfunction via MST HUB against Intel ADL-HX CPU (BZ#2066644)
  • openvswitch connection tracking sends incorrect flow key for some upcalls (BZ#2068476)
  • sctp connection abort unexpected. (BZ#2070959)
  • soft quota cannot exceed more the 5 warns which breaks timer functionality (BZ#2071713)
  • VirtIO Throughput for VM on host with OVS HW-Offload is very low (BZ#2074221)
  • SR-IOV performance > 50% degradation (BZ#2074829)
  • Call trace with parallel rules insertion and deletion (BZ#2075553)
  • Enable nested virtualization (BZ#2079069)
  • iscsi_ttx (iSERT) completions hung while waiting for mlx5_ib_drain_sq (BZ#2079433)
  • WARNING: CPU: 2 PID: 969 at kernel/locking/lockdep.c:895 register_lock_class+0x234/0x1640 (BZ#2079856)
  • mlx5: Some rule are not offloaded to HW in OVN K8s Pod 2 External use case (BZ#2079918)
  • OCP node kernel crash due to ceph_fsync - unsafe_request_wait+0x143 (BZ#2080071)
  • TCP doesn’t retransmit if in reorder state and waits for RTO (BZ#2080972)
  • pnfs NFSv4.1 IO causes a soft lockup (after a server reboot) and an unresponsive client (BZ#2080998)
  • BlueField2: DPU can’t switch to switchdev mode (BZ#2081011)
  • Important ice bug fixes (BZ#2081794)
  • For isolated CPUs (with nohz_full enabled for isolated CPUs) CPU utilization statistics are not getting reflected continuously (BZ#2084138)
  • Host is getting crash/abrupt reboot while the guest has been assigned with more than 128 GB RAM while it is using NVIDIA proprietary module. (BZ#2085572)
  • s_pf0vf2: hw csum failure for mlx5 (BZ#2086549)
  • kernel memory leak while freeing nested actions (BZ#2086590)
  • Regression: Bluetooth will not activate after 8.5 update (BZ#2087641)
  • mlx5,Internal port - traffic not offloaded on tunnel interface rules on chain > 0 when internal port is the vtep device. (BZ#2088610)
  • rule not offloaded on server side with syndrome(0x389e56) when direction is in (BZ#2088611)
  • TTL decrease only on the first packet (BZ#2088638)
  • TC HWOL of inbound traffic over geneve with ovs bridge as VTEP is not working (BZ#2088639)
  • Audio No Function on Orchid Bay(Mini Config) (BZ#2090423)