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CentOS: Security Advisory for bpftool (CESA-2021:4777)

Information

Severity

Severity

Medium

Family

Family

CentOS Local Security Checks

CVSSv2 Base

CVSSv2 Base

6.8

CVSSv2 Vector

CVSSv2 Vector

AV:N/AC:M/Au:N/C:P/I:P/A:P

Solution Type

Solution Type

Vendor Patch

Created

Created

8 months ago

Modified

Modified

8 months ago

Summary

The remote host is missing an update for the 'bpftool' package(s) announced via the CESA-2021:4777 advisory.

Insight

Insight

The kernel packages contain the Linux kernel, the core of any Linux operating system. 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 page(s) listed in the References section. Bug Fix(es): * scsi: ibmvfc: Avoid link down on FS9100 canister reboot (BZ#1882627) * crash in qla2x00_status_entry() because of corrupt srb (BZ#1899599) * qedf driver: race condition between qedf's completion work task and another work item tearing down an fcport with qedf_cleanup_fcport (BZ#1941766) * 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(). (BZ#1948961) * I/O delays incorrectly handled in the NVMe stack (BZ#1981610) * Data corruption in NFS client reusing slotid/seqid due to an interrupted slot (BZ#2007465)

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).

Common Vulnerabilities and Exposures (CVE)