ALAS2023-2026-3204: Security update for 11 packages

ALAS2023-2026-3204, released November 7, 2026, fixes 11 CVEs across 11 products. None of them is reported as exploited. Patch Radar priority: High.

High

CVEs closed

None rated Critical

Exploited

None reported

Highest CVSS

8.2

Base score, 0 to 10

Highest EPSS

0.0110

66th percentile

Priority of the 11 CVEs

Patch now 0
                                Urgent 0
                                High 4
                                Routine 7

Fixed package versions

Product	Release	Fixed in
openssl	amzn 2023	1:3.5.8-1.amzn2023.0.3
openssl-debuginfo	amzn 2023	1:3.5.8-1.amzn2023.0.3
openssl-debugsource	amzn 2023	1:3.5.8-1.amzn2023.0.3
openssl-devel	amzn 2023	1:3.5.8-1.amzn2023.0.3
openssl-fips-provider-latest	amzn 2023	1:3.5.8-1.amzn2023.0.3
openssl-fips-provider-latest-debuginfo	amzn 2023	1:3.5.8-1.amzn2023.0.3
openssl-libs	amzn 2023	1:3.5.8-1.amzn2023.0.3
openssl-libs-debuginfo	amzn 2023	1:3.5.8-1.amzn2023.0.3
openssl-perl	amzn 2023	1:3.5.8-1.amzn2023.0.3
openssl-snapsafe-libs	amzn 2023	1:3.5.8-1.amzn2023.0.3
openssl-snapsafe-libs-debuginfo	amzn 2023	1:3.5.8-1.amzn2023.0.3

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
High	CVE-2026-84782	DTLS Retransmits Handshake Messages From a Stale Buffer Offset	8.2	0.0083	None reported
High	CVE-2026-54873	QUIC STREAM Fragment Metadata DoS	7.5	0.0072	None reported
High	CVE-2026-84784	QUIC: Unbounded RETIRE_CONNECTION_ID Backlog	7.5	0.0061	None reported
High	CVE-2026-72897	Out-of-Bounds Access After SSL_set_SSL_CTX() During a Handshake	7.5	0.0039	None reported
Routine	CVE-2026-75806	Unauthenticated and Undersized DTLS 1.2 AEAD Record Causes DoS	5.3	0.0110	None reported
Routine	CVE-2026-35191	QUIC Unvalidated Amplification Credit may be Over Accounted	3.7	0.0072	None reported
Routine	CVE-2026-75804	QUIC Connection-Level Flow Control is Not Enforced for Streams	5.3	0.0053	None reported
Routine	CVE-2026-42772	Potential CPU DoS via O(n^2) Fragment Reassembly in QUIC	5.3	0.0050	None reported
Routine	CVE-2026-54872	Timing Side-Channel in Scalar Multiplication for Non-NIST EC Curves	3.7	0.0044	None reported
Routine	CVE-2026-75805	NULL Pointer Dereference in CMP Client Revocation Response Handling	5.3	0.0032	None reported
Routine	CVE-2026-35189	Excessive Memory Allocation in Relative CRLDP Processing	5.3	0.0032	None reported

Also fixes CVE-2026-84782

OPENSUSE-SU-2026:22102-1
openssl-3 on opensuse-leap 16.0
SUSE-SU-2026:24245-1
openssl-3 on sles 16.0
SUSE-SU-2026:4414-1
openssl-3 on sles 15.7
libssl3t64 3.5.5-1ubuntu3.6
libssl3t64 on Ubuntu 26.04.1 LTS (resolute)
openssl 3.5.5-1ubuntu3.6
openssl on Ubuntu 26.04.1 LTS (resolute)
openssl-provider-legacy 3.5.5-1ubuntu3.6
openssl-provider-legacy on Ubuntu 26.04.1 LTS (resolute)
SUSE-SU-2026:4419-1
openssl-3 on sles 15.6
libssl3 3.0.2-0ubuntu1.30
libssl3 on Ubuntu 22.04.1 LTS (jammy)

Vendor advisory

https://alas.aws.amazon.com/AL2023/ALAS-2026-3204.html

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