# 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.

- Web page: https://patchblox.com/security/fix/linux/suse-su-2026-3482-1
- Platform: Linux
- Released: Aug 4, 2026
- Priority: High (Closes CVE-2026-55833, high severity)
- CVEs: 19, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://osv.dev/vulnerability/SUSE-SU-2026:3482-1

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [netty](https://patchblox.com/security/data/product/linux/netty.md) | sles 15.7 | 4.1.136-150200.4.53.1 |
| [netty-tcnative](https://patchblox.com/security/data/product/linux/netty-tcnative.md) | sles 15.6 | 2.0.80-150200.3.48.1 |
| [netty-tcnative](https://patchblox.com/security/data/product/linux/netty-tcnative.md) | sles 15.7 | 2.0.80-150200.3.48.1 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2026-55831](https://patchblox.com/security/data/cve/CVE-2026-55831.md) | High | netty-tcnative: resource exhaustion/DoS in `io.netty:netty-codec-http` (bsc#1271960). | 7.5 | 0.0067 |  |
| [CVE-2026-55833](https://patchblox.com/security/data/cve/CVE-2026-55833.md) | High | netty-tcnative: zip bomb in `io.netty:netty-codec-http` (bsc#1271961). | 7.5 | 0.0067 |  |
| [CVE-2026-56745](https://patchblox.com/security/data/cve/CVE-2026-56745.md) | High | netty-tcnative: memory exhaustion in `io.netty:netty-codec-http` (bsc#1272254). | 7.5 | 0.0063 |  |
| [CVE-2026-59899](https://patchblox.com/security/data/cve/CVE-2026-59899.md) | High | netty-tcnative: memory exhaustion in `io.netty:netty-codec-http` (bsc#1272301). | 7.5 | 0.0061 |  |
| [CVE-2026-56746](https://patchblox.com/security/data/cve/CVE-2026-56746.md) | High | netty-tcnative: improper access control in `io.netty:netty-codec-http` (CORS) (bsc#1272255). | 7.5 | 0.0041 |  |
| [CVE-2026-44891](https://patchblox.com/security/data/cve/CVE-2026-44891.md) | Routine | netty-tcnative: memory exhaustion in `io.netty:netty-codec-stomp` (bsc#1271435). | n/a | 0.0073 |  |
| [CVE-2026-56817](https://patchblox.com/security/data/cve/CVE-2026-56817.md) | Routine | netty-tcnative: insecure defaults in XML parsing in `io.netty:netty-codec-xml` (bsc#1272257). | n/a | 0.0069 |  |
| [CVE-2026-56819](https://patchblox.com/security/data/cve/CVE-2026-56819.md) | Routine | netty-tcnative: memory leak in `io.netty:netty-codec-http2` (bsc#1272258). | n/a | 0.0067 |  |
| [CVE-2026-55851](https://patchblox.com/security/data/cve/CVE-2026-55851.md) | Routine | netty-tcnative: memory exhaustion in `io.netty:netty-codec-haproxy` (bsc#1272253). | n/a | 0.0063 |  |
| [CVE-2026-56818](https://patchblox.com/security/data/cve/CVE-2026-56818.md) | Routine | netty-tcnative: memory leak in `io.netty:netty-codec-redis` (bsc#1272603). | n/a | 0.0047 |  |
| [CVE-2026-59921](https://patchblox.com/security/data/cve/CVE-2026-59921.md) | Routine | netty-tcnative: improper CR/LF neutralization in `io.netty:netty-codec-http` (multipart) (bsc#1272307). | n/a | 0.0047 |  |
| [CVE-2026-59901](https://patchblox.com/security/data/cve/CVE-2026-59901.md) | Routine | netty-tcnative: infinite loop in `io.netty:netty-codec-compression` (bzip2) (bsc#1272304). | n/a | 0.0046 |  |
| [CVE-2026-59898](https://patchblox.com/security/data/cve/CVE-2026-59898.md) | Routine | netty-tcnative: protocol version confusion in `io.netty:netty-codec-http` (websocket) (bsc#1272302). | n/a | 0.0044 |  |
| [CVE-2026-59920](https://patchblox.com/security/data/cve/CVE-2026-59920.md) | Routine | netty-tcnative: improper CR/LF neutrolization in `io.netty:netty-codec-stomp` (bsc#1272306). | n/a | 0.0042 |  |
| [CVE-2026-59900](https://patchblox.com/security/data/cve/CVE-2026-59900.md) | Routine | netty-tcnative: improper header neutralization in `io.netty:netty-codec-http2` (bsc#1272303). | n/a | 0.0040 |  |
| [CVE-2026-56820](https://patchblox.com/security/data/cve/CVE-2026-56820.md) | Routine | netty-tcnative: improper certificate validation in `io.netty:netty-handler-ssl-ocsp` (bsc#1272259). | n/a | 0.0031 |  |
| [CVE-2026-56821](https://patchblox.com/security/data/cve/CVE-2026-56821.md) | Routine | netty-tcnative: improper certificate revocation check in `io.netty:netty-handler-ssl-ocsp` (bsc#1272299). | n/a | 0.0022 |  |
| [CVE-2026-56822](https://patchblox.com/security/data/cve/CVE-2026-56822.md) | Routine | netty-tcnative: time-of-check/time-of-use in `io.netty:netty-handler-ssl-ocsp` (bsc#1272300). | n/a | 0.0017 |  |
| [CVE-2026-59919](https://patchblox.com/security/data/cve/CVE-2026-59919.md) | Routine | netty-tcnative: improper CR/LF neutralization in `io.netty:netty-codec-haproxy` (bsc#1272305). | n/a | 0.0017 |  |

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Data as of 2026-11-12T19:57:06Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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