Synopsis:          Important: kernel security and bug fix update
Advisory ID:       SLSA-2021:4777-1
Issue Date:        2021-11-24
CVE Numbers:       CVE-2020-36385
--

Security Fix(es):

* kernel: use-after-free in drivers/infiniband/core/ucma.c ctx  use-after-
free (CVE-2020-36385)

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

Bug Fix(es):

* scsi: ibmvfc: Avoid link down on FS9100 canister reboot

* crash in qla2x00_status_entry() because of corrupt srb

* qedf driver: race condition between qedf's completion work task and
another work item tearing down an fcport with qedf_cleanup_fcport

* The kernel crashes in hv_pci_remove_slots() upon hv device removal. A
possible race between hv_pci_remove_slots() and
pci_devices_present_work().

* I/O delays incorrectly handled in the NVMe stack

* Data corruption in NFS client reusing slotid/seqid due to an interrupted
slot
--

SL7
  x86_64
    bpftool-3.10.0-1160.49.1.el7.x86_64.rpm
    bpftool-debuginfo-3.10.0-1160.49.1.el7.x86_64.rpm
    kernel-3.10.0-1160.49.1.el7.x86_64.rpm
    kernel-debug-3.10.0-1160.49.1.el7.x86_64.rpm
    kernel-debug-debuginfo-3.10.0-1160.49.1.el7.x86_64.rpm
    kernel-debug-devel-3.10.0-1160.49.1.el7.x86_64.rpm
    kernel-debuginfo-3.10.0-1160.49.1.el7.x86_64.rpm
    kernel-debuginfo-common-x86_64-3.10.0-1160.49.1.el7.x86_64.rpm
    kernel-devel-3.10.0-1160.49.1.el7.x86_64.rpm
    kernel-headers-3.10.0-1160.49.1.el7.x86_64.rpm
    kernel-tools-3.10.0-1160.49.1.el7.x86_64.rpm
    kernel-tools-debuginfo-3.10.0-1160.49.1.el7.x86_64.rpm
    kernel-tools-libs-3.10.0-1160.49.1.el7.x86_64.rpm
    perf-3.10.0-1160.49.1.el7.x86_64.rpm
    perf-debuginfo-3.10.0-1160.49.1.el7.x86_64.rpm
    python-perf-3.10.0-1160.49.1.el7.x86_64.rpm
    python-perf-debuginfo-3.10.0-1160.49.1.el7.x86_64.rpm
    kernel-tools-libs-devel-3.10.0-1160.49.1.el7.x86_64.rpm
  noarch
    kernel-abi-whitelists-3.10.0-1160.49.1.el7.noarch.rpm
    kernel-doc-3.10.0-1160.49.1.el7.noarch.rpm

- Scientific Linux Development Team

Important Security Update: Kernel Use-After-Free Fixed in SL7

kernel: use-after-free in drivers/infiniband/core/ucma.c ctx use-after- free (CVE-2020-36385) For more details about the security issue(s), including the impact, a CVSS score, ackn...

Summary

Important: kernel security and bug fix update



Security Fixes

* kernel: use-after-free in drivers/infiniband/core/ucma.c ctx use-after- free (CVE-2020-36385)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE

Severity
Advisory ID: SLSA-2021:4777-1
Issued Date: : 2021-11-24
CVE Numbers: CVE-2020-36385

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