RedHat: RHSA-2022-0458:02 Critical: samba security update
Summary
Samba is an open-source implementation of the Server Message Block (SMB)
protocol and the related Common Internet File System (CIFS) protocol, which
allow PC-compatible machines to share files, printers, and various
information.
Security Fix(es):
* samba: Out-of-bounds heap read/write vulnerability in VFS module
vfs_fruit allows code execution (CVE-2021-44142)
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.
All users of Samba with Red Hat Gluster Storage are advised to upgrade to
these updated packages.
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
After installing this update, the smb service will be restarted
automatically.
For details on migrating Samba/CTDB configuration files, refer to:
https://access.redhat.com/solutions/4311261
References
https://access.redhat.com/security/cve/CVE-2021-44142 https://access.redhat.com/security/updates/classification/#critical
Package List
Red Hat Gluster 3.5 Samba on RHEL-8:
Source:
samba-4.14.5-206.el8rhgs.src.rpm
noarch:
samba-common-4.14.5-206.el8rhgs.noarch.rpm
samba-pidl-4.14.5-206.el8rhgs.noarch.rpm
x86_64:
ctdb-4.14.5-206.el8rhgs.x86_64.rpm
ctdb-debuginfo-4.14.5-206.el8rhgs.x86_64.rpm
libsmbclient-4.14.5-206.el8rhgs.x86_64.rpm
libsmbclient-debuginfo-4.14.5-206.el8rhgs.x86_64.rpm
libsmbclient-devel-4.14.5-206.el8rhgs.x86_64.rpm
libwbclient-4.14.5-206.el8rhgs.x86_64.rpm
libwbclient-debuginfo-4.14.5-206.el8rhgs.x86_64.rpm
libwbclient-devel-4.14.5-206.el8rhgs.x86_64.rpm
python3-samba-4.14.5-206.el8rhgs.x86_64.rpm
python3-samba-debuginfo-4.14.5-206.el8rhgs.x86_64.rpm
samba-4.14.5-206.el8rhgs.x86_64.rpm
samba-client-4.14.5-206.el8rhgs.x86_64.rpm
samba-client-debuginfo-4.14.5-206.el8rhgs.x86_64.rpm
samba-client-libs-4.14.5-206.el8rhgs.x86_64.rpm
samba-client-libs-debuginfo-4.14.5-206.el8rhgs.x86_64.rpm
samba-common-libs-4.14.5-206.el8rhgs.x86_64.rpm
samba-common-libs-debuginfo-4.14.5-206.el8rhgs.x86_64.rpm
samba-common-tools-4.14.5-206.el8rhgs.x86_64.rpm
samba-common-tools-debuginfo-4.14.5-206.el8rhgs.x86_64.rpm
samba-debuginfo-4.14.5-206.el8rhgs.x86_64.rpm
samba-debugsource-4.14.5-206.el8rhgs.x86_64.rpm
samba-devel-4.14.5-206.el8rhgs.x86_64.rpm
samba-krb5-printing-4.14.5-206.el8rhgs.x86_64.rpm
samba-krb5-printing-debuginfo-4.14.5-206.el8rhgs.x86_64.rpm
samba-libs-4.14.5-206.el8rhgs.x86_64.rpm
samba-libs-debuginfo-4.14.5-206.el8rhgs.x86_64.rpm
samba-test-debuginfo-4.14.5-206.el8rhgs.x86_64.rpm
samba-test-libs-debuginfo-4.14.5-206.el8rhgs.x86_64.rpm
samba-vfs-glusterfs-4.14.5-206.el8rhgs.x86_64.rpm
samba-vfs-glusterfs-debuginfo-4.14.5-206.el8rhgs.x86_64.rpm
samba-vfs-iouring-debuginfo-4.14.5-206.el8rhgs.x86_64.rpm
samba-winbind-4.14.5-206.el8rhgs.x86_64.rpm
samba-winbind-clients-4.14.5-206.el8rhgs.x86_64.rpm
samba-winbind-clients-debuginfo-4.14.5-206.el8rhgs.x86_64.rpm
samba-winbind-debuginfo-4.14.5-206.el8rhgs.x86_64.rpm
samba-winbind-krb5-locator-4.14.5-206.el8rhgs.x86_64.rpm
samba-winbind-krb5-locator-debuginfo-4.14.5-206.el8rhgs.x86_64.rpm
samba-winbind-modules-4.14.5-206.el8rhgs.x86_64.rpm
samba-winbind-modules-debuginfo-4.14.5-206.el8rhgs.x86_64.rpm
samba-winexe-debuginfo-4.14.5-206.el8rhgs.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 samba is now available for Red Hat Gluster Storage 3.5 forRed Hat Enterprise Linux 8.Red Hat Product Security has rated this update as having a security impactof Critical. 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 Gluster 3.5 Samba on RHEL-8 - noarch, x86_64
Bugs Fixed
2046146 - CVE-2021-44142 samba: Out-of-bounds heap read/write vulnerability in VFS module vfs_fruit allows code execution