| Descripción: | Summary:
The remote host is missing an update for the 'bpftool'
package(s) announced via the CESA-2021:2314 advisory.
Vulnerability Insight:
The kernel packages contain the Linux kernel, the core of any Linux
operating system.
Security Fix(es):
* kernel: Integer overflow in Intel(R) Graphics Drivers (CVE-2020-12362)
* kernel: Use after free via PI futex state (CVE-2021-3347)
* kernel: use-after-free in n_tty_receive_buf_common function in
drivers/tty/n_tty.c (CVE-2020-8648)
* kernel: Improper input validation in some Intel(R) Graphics Drivers
(CVE-2020-12363)
* kernel: Null pointer dereference in some Intel(R) Graphics Drivers
(CVE-2020-12364)
* kernel: Speculation on pointer arithmetic against bpf_context pointer
(CVE-2020-27170)
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):
* kernel crash when call the timer function
(sctp_generate_proto_unreach_event) of sctp module (BZ#1707184)
* SCSI error handling process on HP P440ar controller gets stuck
indefinitely in device reset operation (BZ#1830268)
* netfilter: reproducible deadlock on nft_log module autoload (BZ#1858329)
* netfilter: NULL pointer dereference in nf_tables_set_lookup()
(BZ#1873171)
* [DELL EMC 7.9 Bug]: No acpi_pad threads on top command for 'power cap
policy equal to 0 watts' (BZ#1883174)
* A race between i40e_ndo_set_vf_mac() and i40e_vsi_clear() in the i40e
driver causes a use after free condition of the kmalloc-4096 slab cache.
(BZ#1886003)
* netxen driver performs poorly with RT kernel (BZ#1894274)
* gendisk->disk_part_tbl->last_lookup retains pointer after partition
deletion (BZ#1898596)
* Kernel experiences panic in update_group_power() due to division error
even with Bug 1701115 fix (BZ#1910763)
* RHEL7.9 - zfcp: fix handling of FCP_RESID_OVER bit in fcp ingress path
(BZ#1917839)
* RHEL7.9 - mm/THP: do not access vma->vm_mm after calling handle_userfault
(BZ#1917840)
* raid: wrong raid io account (BZ#1927106)
* qla2x00_status_cont_entry() missing upstream patch that prevents
unnecessary ABRT/warnings (BZ#1933784)
* RHEL 7.9.z - System hang caused by workqueue stall in qla2xxx driver
(BZ#1937945)
* selinux: setsebool can trigger a deadlock (BZ#1939091)
* [Hyper-V][RHEL-7] Cannot boot kernel 3.10.0-1160.21.1.el7.x86_64 on
Hyper-V (BZ#1941841)
Affected Software/OS:
'bpftool' package(s) on CentOS 7.
Solution:
Please install the updated package(s).
CVSS Score:
7.2
CVSS Vector:
AV:L/AC:L/Au:N/C:C/I:C/A:C
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