Linux · Amazon Linux · Security advisory · June 22, 2026

ALAS2023-2026-1895: Security update for 55 packages

ALAS2023-2026-1895, released June 22, 2026, fixes 3 CVEs across 55 products. None of them is reported as exploited. Patch Radar priority: High.

High
CVEs closed
3
None rated Critical
Exploited
0
None reported
Highest CVSS
9.8
Base score, 0 to 10
Highest EPSS
0.4693
98th percentile

Priority of the 3 CVEs

Patch now 0 Urgent 0 High 3 Routine 0

Fixed package versions

ProductReleaseFixed in
libnetapiamzn 20232:4.17.12-1.amzn2023.0.4
libnetapi-debuginfoamzn 20232:4.17.12-1.amzn2023.0.4
libnetapi-develamzn 20232:4.17.12-1.amzn2023.0.4
libsmbclientamzn 20232:4.17.12-1.amzn2023.0.4
libsmbclient-debuginfoamzn 20232:4.17.12-1.amzn2023.0.4
libsmbclient-develamzn 20232:4.17.12-1.amzn2023.0.4
libwbclientamzn 20232:4.17.12-1.amzn2023.0.4
libwbclient-debuginfoamzn 20232:4.17.12-1.amzn2023.0.4
libwbclient-develamzn 20232:4.17.12-1.amzn2023.0.4
python3-sambaamzn 20232:4.17.12-1.amzn2023.0.4
python3-samba-dcamzn 20232:4.17.12-1.amzn2023.0.4
python3-samba-dc-debuginfoamzn 20232:4.17.12-1.amzn2023.0.4
python3-samba-debuginfoamzn 20232:4.17.12-1.amzn2023.0.4
python3-samba-develamzn 20232:4.17.12-1.amzn2023.0.4
python3-samba-testamzn 20232:4.17.12-1.amzn2023.0.4
sambaamzn 20232:4.17.12-1.amzn2023.0.4
samba-clientamzn 20232:4.17.12-1.amzn2023.0.4
samba-client-debuginfoamzn 20232:4.17.12-1.amzn2023.0.4
samba-client-libsamzn 20232:4.17.12-1.amzn2023.0.4
samba-client-libs-debuginfoamzn 20232:4.17.12-1.amzn2023.0.4
samba-commonamzn 20232:4.17.12-1.amzn2023.0.4
samba-common-libsamzn 20232:4.17.12-1.amzn2023.0.4
samba-common-libs-debuginfoamzn 20232:4.17.12-1.amzn2023.0.4
samba-common-toolsamzn 20232:4.17.12-1.amzn2023.0.4
samba-common-tools-debuginfoamzn 20232:4.17.12-1.amzn2023.0.4
samba-dc-libsamzn 20232:4.17.12-1.amzn2023.0.4
samba-dc-libs-debuginfoamzn 20232:4.17.12-1.amzn2023.0.4
samba-dcerpcamzn 20232:4.17.12-1.amzn2023.0.4
samba-dcerpc-debuginfoamzn 20232:4.17.12-1.amzn2023.0.4
samba-debuginfoamzn 20232:4.17.12-1.amzn2023.0.4
samba-debugsourceamzn 20232:4.17.12-1.amzn2023.0.4
samba-develamzn 20232:4.17.12-1.amzn2023.0.4
samba-krb5-printingamzn 20232:4.17.12-1.amzn2023.0.4
samba-krb5-printing-debuginfoamzn 20232:4.17.12-1.amzn2023.0.4
samba-ldb-ldap-modulesamzn 20232:4.17.12-1.amzn2023.0.4
samba-ldb-ldap-modules-debuginfoamzn 20232:4.17.12-1.amzn2023.0.4
samba-libsamzn 20232:4.17.12-1.amzn2023.0.4
samba-libs-debuginfoamzn 20232:4.17.12-1.amzn2023.0.4
samba-pidlamzn 20232:4.17.12-1.amzn2023.0.4
samba-testamzn 20232:4.17.12-1.amzn2023.0.4
samba-test-debuginfoamzn 20232:4.17.12-1.amzn2023.0.4
samba-test-libsamzn 20232:4.17.12-1.amzn2023.0.4
samba-test-libs-debuginfoamzn 20232:4.17.12-1.amzn2023.0.4
samba-toolsamzn 20232:4.17.12-1.amzn2023.0.4
samba-usersharesamzn 20232:4.17.12-1.amzn2023.0.4
samba-vfs-iouringamzn 20232:4.17.12-1.amzn2023.0.4
samba-vfs-iouring-debuginfoamzn 20232:4.17.12-1.amzn2023.0.4
samba-winbindamzn 20232:4.17.12-1.amzn2023.0.4
samba-winbind-clientsamzn 20232:4.17.12-1.amzn2023.0.4
samba-winbind-clients-debuginfoamzn 20232:4.17.12-1.amzn2023.0.4
samba-winbind-debuginfoamzn 20232:4.17.12-1.amzn2023.0.4
samba-winbind-krb5-locatoramzn 20232:4.17.12-1.amzn2023.0.4
samba-winbind-krb5-locator-debuginfoamzn 20232:4.17.12-1.amzn2023.0.4
samba-winbind-modulesamzn 20232:4.17.12-1.amzn2023.0.4
samba-winbind-modules-debuginfoamzn 20232:4.17.12-1.amzn2023.0.4

CVEs this fix closes

PriorityCVETitleCVSSEPSSExploitation
High CVE-2026-4408 samba: improper escaping allows for remote command execution via the DCE/RPC SAMR server (bsc#1261163).9.8 0.4693 None reported
High CVE-2026-4480 samba: improper escaping allows for unauthenticated remote code execution via the printing subsystem9.0 0.2869 None reported
High CVE-2026-3238 samba: NULL pointer dereference in the WINS server compoenent of the AD domain controller code can lead7.5 0.0267 None reported
Showing 1 to 3 of 3 1

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