Linux · SUSE Linux Enterprise · Security advisory · August 4, 2026

SUSE-SU-2026:3482-1: Security update for 2 packages

SUSE-SU-2026:3482-1, released August 4, 2026, fixes 19 CVEs across 2 products. None of them is reported as exploited. Patch Radar priority: High.

High
CVEs closed
19
None rated Critical
Exploited
0
None reported
Highest CVSS
7.5
Base score, 0 to 10
Highest EPSS
0.0073
54th percentile

Priority of the 19 CVEs

Patch now 0 Urgent 0 High 5 Routine 14

Fixed package versions

ProductReleaseFixed in
nettysles 15.74.1.136-150200.4.53.1
netty-tcnativesles 15.62.0.80-150200.3.48.1
netty-tcnativesles 15.72.0.80-150200.3.48.1

CVEs this fix closes

PriorityCVETitleCVSSEPSSExploitation
High CVE-2026-55831 netty-tcnative: resource exhaustion/DoS in `io.netty:netty-codec-http` (bsc#1271960).7.5 0.0067 None reported
High CVE-2026-55833 netty-tcnative: zip bomb in `io.netty:netty-codec-http` (bsc#1271961).7.5 0.0067 None reported
High CVE-2026-56745 netty-tcnative: memory exhaustion in `io.netty:netty-codec-http` (bsc#1272254).7.5 0.0063 None reported
High CVE-2026-59899 netty-tcnative: memory exhaustion in `io.netty:netty-codec-http` (bsc#1272301).7.5 0.0061 None reported
High CVE-2026-56746 netty-tcnative: improper access control in `io.netty:netty-codec-http` (CORS) (bsc#1272255).7.5 0.0041 None reported
Routine CVE-2026-44891 netty-tcnative: memory exhaustion in `io.netty:netty-codec-stomp` (bsc#1271435).n/a 0.0073 None reported
Routine CVE-2026-56817 netty-tcnative: insecure defaults in XML parsing in `io.netty:netty-codec-xml` (bsc#1272257).n/a 0.0069 None reported
Routine CVE-2026-56819 netty-tcnative: memory leak in `io.netty:netty-codec-http2` (bsc#1272258).n/a 0.0067 None reported
Routine CVE-2026-55851 netty-tcnative: memory exhaustion in `io.netty:netty-codec-haproxy` (bsc#1272253).n/a 0.0063 None reported
Routine CVE-2026-56818 netty-tcnative: memory leak in `io.netty:netty-codec-redis` (bsc#1272603).n/a 0.0047 None reported
Routine CVE-2026-59921 netty-tcnative: improper CR/LF neutralization in `io.netty:netty-codec-http` (multipart) (bsc#1272307).n/a 0.0047 None reported
Routine CVE-2026-59901 netty-tcnative: infinite loop in `io.netty:netty-codec-compression` (bzip2) (bsc#1272304).n/a 0.0046 None reported
Routine CVE-2026-59898 netty-tcnative: protocol version confusion in `io.netty:netty-codec-http` (websocket) (bsc#1272302).n/a 0.0044 None reported
Routine CVE-2026-59920 netty-tcnative: improper CR/LF neutrolization in `io.netty:netty-codec-stomp` (bsc#1272306).n/a 0.0042 None reported
Routine CVE-2026-59900 netty-tcnative: improper header neutralization in `io.netty:netty-codec-http2` (bsc#1272303).n/a 0.0040 None reported
Routine CVE-2026-56820 netty-tcnative: improper certificate validation in `io.netty:netty-handler-ssl-ocsp` (bsc#1272259).n/a 0.0031 None reported
Routine CVE-2026-56821 netty-tcnative: improper certificate revocation check in `io.netty:netty-handler-ssl-ocsp` (bsc#1272299).n/a 0.0022 None reported
Routine CVE-2026-56822 netty-tcnative: time-of-check/time-of-use in `io.netty:netty-handler-ssl-ocsp` (bsc#1272300).n/a 0.0017 None reported
Routine CVE-2026-59919 netty-tcnative: improper CR/LF neutralization in `io.netty:netty-codec-haproxy` (bsc#1272305).n/a 0.0017 None reported
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