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Vulnerabilities / CVE-2017-14746

critical

CVE-2017-14746

samba: Use-after-free in processing SMB1 requests

Published Modified CWE 416
In the Trivy database since at least 24 Oct 2026, 07:11 UTCWhen it arrived before that build is not recorded.

Severity by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Red Hat6.3CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Trivy's own label is CRITICAL. Rated critical by NVD. Rated lower by Red Hat (high), Amazon (high), Oracle (high), Ubuntu (medium).

Description

Use-after-free vulnerability in Samba 4.x before 4.7.3 allows remote attackers to execute arbitrary code via a crafted SMB1 request.

Affected packages and fixed versions

SourcePackageFixed in
alpine 3.10samba4.7.3-r0
alpine 3.11samba4.7.3-r0
alpine 3.12samba4.7.3-r0
alpine 3.13samba4.7.3-r0
alpine 3.14samba4.7.3-r0
alpine 3.15samba4.7.3-r0
alpine 3.16samba4.7.3-r0
alpine 3.17samba4.7.3-r0
alpine 3.18samba4.7.3-r0
alpine 3.19samba4.7.3-r0
alpine 3.20samba4.7.3-r0
alpine 3.21samba4.7.3-r0
Show all 99 entries from 39 sources
SourcePackageFixed in
alpine 3.10samba4.7.3-r0
alpine 3.11samba4.7.3-r0
alpine 3.12samba4.7.3-r0
alpine 3.13samba4.7.3-r0
alpine 3.14samba4.7.3-r0
alpine 3.15samba4.7.3-r0
alpine 3.16samba4.7.3-r0
alpine 3.17samba4.7.3-r0
alpine 3.18samba4.7.3-r0
alpine 3.19samba4.7.3-r0
alpine 3.20samba4.7.3-r0
alpine 3.21samba4.7.3-r0
alpine 3.22samba4.7.3-r0
alpine 3.23samba4.7.3-r0
alpine 3.24samba4.7.3-r0
alpine 3.4samba4.4.16-r1
alpine 3.7samba4.7.3-r0
alpine 3.8samba4.7.3-r0
alpine 3.9samba4.7.3-r0
alpine edgesamba4.7.3-r0
amazon linux 1ctdb4.6.2-12.37.amzn1
amazon linux 1ctdb-tests4.6.2-12.37.amzn1
amazon linux 1libsmbclient4.6.2-12.37.amzn1
amazon linux 1libsmbclient-devel4.6.2-12.37.amzn1
amazon linux 1libwbclient4.6.2-12.37.amzn1
amazon linux 1libwbclient-devel4.6.2-12.37.amzn1
amazon linux 1samba4.6.2-12.37.amzn1
amazon linux 1samba-client4.6.2-12.37.amzn1
amazon linux 1samba-client-libs4.6.2-12.37.amzn1
amazon linux 1samba-common4.6.2-12.37.amzn1
amazon linux 1samba-common-libs4.6.2-12.37.amzn1
amazon linux 1samba-common-tools4.6.2-12.37.amzn1
amazon linux 1samba-debuginfo4.6.2-12.37.amzn1
amazon linux 1samba-devel4.6.2-12.37.amzn1
amazon linux 1samba-krb5-printing4.6.2-12.37.amzn1
amazon linux 1samba-libs4.6.2-12.37.amzn1
amazon linux 1samba-pidl4.6.2-12.37.amzn1
amazon linux 1samba-python4.6.2-12.37.amzn1
amazon linux 1samba-test4.6.2-12.37.amzn1
amazon linux 1samba-test-libs4.6.2-12.37.amzn1
amazon linux 1samba-winbind4.6.2-12.37.amzn1
amazon linux 1samba-winbind-clients4.6.2-12.37.amzn1
amazon linux 1samba-winbind-krb5-locator4.6.2-12.37.amzn1
amazon linux 1samba-winbind-modules4.6.2-12.37.amzn1
debian 11samba2:4.7.1+dfsg-2
debian 12samba2:4.7.1+dfsg-2
debian 13samba2:4.7.1+dfsg-2
debian 14samba2:4.7.1+dfsg-2
debian 8samba2:4.2.14+dfsg-0+deb8u9
debian 9samba2:4.5.12+dfsg-2+deb9u1
echosamba2:4.7.1+dfsg-2
Oracle Linux 6samba44.2.10-12.el6_9
Oracle Linux 6samba4-client4.2.10-12.el6_9
Oracle Linux 6samba4-common4.2.10-12.el6_9
Oracle Linux 6samba4-dc4.2.10-12.el6_9
Oracle Linux 6samba4-dc-libs4.2.10-12.el6_9
Oracle Linux 6samba4-devel4.2.10-12.el6_9
Oracle Linux 6samba4-libs4.2.10-12.el6_9
Oracle Linux 6samba4-pidl4.2.10-12.el6_9
Oracle Linux 6samba4-python4.2.10-12.el6_9
Oracle Linux 6samba4-test4.2.10-12.el6_9
Oracle Linux 6samba4-winbind4.2.10-12.el6_9
Oracle Linux 6samba4-winbind-clients4.2.10-12.el6_9
Oracle Linux 6samba4-winbind-krb5-locator4.2.10-12.el6_9
Oracle Linux 7ctdb4.6.2-12.el7_4
Oracle Linux 7ctdb-tests4.6.2-12.el7_4
Oracle Linux 7libsmbclient4.6.2-12.el7_4
Oracle Linux 7libsmbclient-devel4.6.2-12.el7_4
Oracle Linux 7libwbclient4.6.2-12.el7_4
Oracle Linux 7libwbclient-devel4.6.2-12.el7_4
Oracle Linux 7samba4.6.2-12.el7_4
Oracle Linux 7samba-client4.6.2-12.el7_4
Oracle Linux 7samba-client-libs4.6.2-12.el7_4
Oracle Linux 7samba-common4.6.2-12.el7_4
Oracle Linux 7samba-common-libs4.6.2-12.el7_4
Oracle Linux 7samba-common-tools4.6.2-12.el7_4
Oracle Linux 7samba-dc4.6.2-12.el7_4
Oracle Linux 7samba-dc-libs4.6.2-12.el7_4
Oracle Linux 7samba-devel4.6.2-12.el7_4
Oracle Linux 7samba-krb5-printing4.6.2-12.el7_4
Oracle Linux 7samba-libs4.6.2-12.el7_4
Oracle Linux 7samba-pidl4.6.2-12.el7_4
Oracle Linux 7samba-python4.6.2-12.el7_4
Oracle Linux 7samba-test4.6.2-12.el7_4
Oracle Linux 7samba-test-libs4.6.2-12.el7_4
Oracle Linux 7samba-vfs-glusterfs4.6.2-12.el7_4
Oracle Linux 7samba-winbind4.6.2-12.el7_4
Oracle Linux 7samba-winbind-clients4.6.2-12.el7_4
Oracle Linux 7samba-winbind-krb5-locator4.6.2-12.el7_4
Oracle Linux 7samba-winbind-modules4.6.2-12.el7_4
root.io alpine 3.18rootio-samba4.7.3-r0
root.io alpine 3.19rootio-samba4.7.3-r0
root.io debian 12rootio-samba2:4.7.1+dfsg-2
ubuntu 14.04samba2:4.3.11+dfsg-0ubuntu0.14.04.13
ubuntu 14.04-ESMsamba2:4.3.11+dfsg-0ubuntu0.14.04.13
ubuntu 16.04samba2:4.3.11+dfsg-0ubuntu0.16.04.12
ubuntu 16.04-ESMsamba2:4.3.11+dfsg-0ubuntu0.16.04.12
ubuntu 17.04samba2:4.5.8+dfsg-0ubuntu0.17.04.8
ubuntu 17.10samba2:4.6.7+dfsg-1ubuntu3.1

References

All 17 references

Vulnerability data compiled from the Trivy vulnerability database (trivy-db, Aqua Security, Apache License 2.0), which aggregates third-party advisories. CVE records are published by The MITRE Corporation under the CVE Terms of Use; CVE is a trademark of MITRE. This product uses data from the NVD API but is not endorsed or certified by the NVD. Severity, titles and advisory data from the GitHub Advisory Database (CC BY 4.0), Red Hat security data (CC BY 4.0) and the other sources linked on each entry. Entries may be summarised or re-formatted; the linked original is the authoritative record.