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CentOS: Security Advisory for bpftool (CESA-2021:1071)
Information
Severity
Severity
Family
Family
CVSSv2 Base
CVSSv2 Base
CVSSv2 Vector
CVSSv2 Vector
Solution Type
Solution Type
Created
Created
Modified
Modified
Summary
The remote host is missing an update for the 'bpftool' package(s) announced via the CESA-2021:1071 advisory.
Insight
Insight
The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: out-of-bounds read in libiscsi module (CVE-2021-27364) * kernel: heap buffer overflow in the iSCSI subsystem (CVE-2021-27365) * kernel: iscsi: unrestricted access to sessions and handles (CVE-2021-27363) 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): * Customer testing eMMC sees and intermittent boot problem on 7.8+, was not seen on 7.3 (BZ#1918916) * tcm loopback driver causes double-start of scsi command when work is delayed (BZ#1925652) * [Azure][RHEL-7]Mellanox Patches To Prevent Kernel Hang In MLX4 (BZ#1925691) * A patch from upstream c365c292d059 causes us to end up leaving rt_nr_boosted in an inconsistent state, which causes a hard lockup. (BZ#1928082) * [RHEL7.9.z] Add fix to update snd_wl1 in bulk receiver fast path (BZ#1929804)
Affected Software
Affected Software
'bpftool' package(s) on CentOS 7.
Detection Method
Detection Method
Checks if a vulnerable package version is present on the target host.
Solution
Solution
Please install the updated package(s).