RedHat: RHSA-2020-1167:01 Low: nbdkit security and bug fix update
Summary
Network Block Device (NBD) is a protocol for accessing hard disks and other
disk-like devices over the network. The nbdkit toolkit utilizes NBD to
create servers with minimal dependencies. The package contains plug-in
support for the C and Python programming languages.
Security Fix(es):
* nbdkit: denial of service due to premature opening of back-end connection
(CVE-2019-14850)
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.
Additional Changes:
For detailed information on changes in this release, see the Red Hat
Enterprise Linux 7.8 Release Notes linked from the References section.
Summary
Solution
For details on how to apply this update, which includes the changes
described in this advisory, refer to:
https://access.redhat.com/articles/11258
References
https://access.redhat.com/security/cve/CVE-2019-14850 https://access.redhat.com/security/updates/classification/#low https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/7.8_release_notes/index
Package List
Red Hat Enterprise Linux Server (v. 7):
Source:
nbdkit-1.8.0-3.el7.src.rpm
x86_64:
nbdkit-1.8.0-3.el7.x86_64.rpm
nbdkit-debuginfo-1.8.0-3.el7.x86_64.rpm
nbdkit-plugin-python-common-1.8.0-3.el7.x86_64.rpm
nbdkit-plugin-python2-1.8.0-3.el7.x86_64.rpm
nbdkit-plugin-vddk-1.8.0-3.el7.x86_64.rpm
Red Hat Enterprise Linux Server Optional (v. 7):
x86_64:
nbdkit-basic-plugins-1.8.0-3.el7.x86_64.rpm
nbdkit-debuginfo-1.8.0-3.el7.x86_64.rpm
nbdkit-devel-1.8.0-3.el7.x86_64.rpm
nbdkit-example-plugins-1.8.0-3.el7.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/
Topic
An update for nbdkit is now available for Red Hat Enterprise Linux 7.Red Hat Product Security has rated this update as having a security impactof Low. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.
Topic
Relevant Releases Architectures
Red Hat Enterprise Linux Server (v. 7) - x86_64
Red Hat Enterprise Linux Server Optional (v. 7) - x86_64
Bugs Fixed
1724242 - Should ignore the ext2fs libraries during building rpms from nbdkit src package
1757258 - CVE-2019-14850 nbdkit: denial of service due to premature opening of back-end connection