# OPENSUSE-SU-2026:21968-1: Security update for 5 packages

OPENSUSE-SU-2026:21968-1, released September 29, 2026, fixes 9 CVEs across 5 products. None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/opensuse-su-2026-21968-1
- Platform: Linux
- Released: Sep 29, 2026
- Priority: High (Closes CVE-2026-8674, high severity)
- CVEs: 9, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://osv.dev/vulnerability/openSUSE-SU-2026:21968-1

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [glibc](https://patchblox.com/security/data/product/linux/glibc.md) | opensuse-leap 16.0 | 2.40-160000.7.1 |
| [glibc-cross-aarch64-src](https://patchblox.com/security/data/product/linux/glibc-cross-aarch64-src.md) | opensuse-leap 16.0 | 2.40-160000.7.1 |
| [glibc-cross-ppc64le-src](https://patchblox.com/security/data/product/linux/glibc-cross-ppc64le-src.md) | opensuse-leap 16.0 | 2.40-160000.7.1 |
| [glibc-cross-riscv64-src](https://patchblox.com/security/data/product/linux/glibc-cross-riscv64-src.md) | opensuse-leap 16.0 | 2.40-160000.7.1 |
| [glibc-cross-s390x-src](https://patchblox.com/security/data/product/linux/glibc-cross-s390x-src.md) | opensuse-leap 16.0 | 2.40-160000.7.1 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2026-8674](https://patchblox.com/security/data/cve/CVE-2026-8674.md) | High | Assertion failure in the DNS stub resolver with a long search domain | 7.0 | 0.0032 |  |
| [CVE-2026-19499](https://patchblox.com/security/data/cve/CVE-2026-19499.md) | High | Buffer overflow in strfmon and strfmon_l right-justification padding | 7.7 | 0.0030 |  |
| [CVE-2026-86805](https://patchblox.com/security/data/cve/CVE-2026-86805.md) | High | AT_SECURE programs may load attacker-controlled code via $ORIGIN | 7.0 | 0.0010 |  |
| [CVE-2026-77117](https://patchblox.com/security/data/cve/CVE-2026-77117.md) | Routine | SHIFT_JISX0213 decoding may hang on crafted input | 5.9 | 0.0036 |  |
| [CVE-2026-80489](https://patchblox.com/security/data/cve/CVE-2026-80489.md) | Routine | EUC_JISX0213 decoding may hang on crafted input | 5.9 | 0.0036 |  |
| [CVE-2026-19542](https://patchblox.com/security/data/cve/CVE-2026-19542.md) | Routine | Stack-based out-of-bounds write in tdelete during tree rebalancing | 6.8 | 0.0023 |  |
| [CVE-2026-6791](https://patchblox.com/security/data/cve/CVE-2026-6791.md) | Routine | Potential stack-based buffer clash during tilde expansion in wordexp | 6.8 | 0.0022 |  |
| [CVE-2026-18374](https://patchblox.com/security/data/cve/CVE-2026-18374.md) | Routine | glibc: Passing an effectively empty string to the `,ccs=` syntax extension of the mode argument in the `fopen` function in t... | 5.9 | 0.0014 |  |
| [CVE-2026-6368](https://patchblox.com/security/data/cve/CVE-2026-6368.md) | Routine | wordexp with WRDE_APPEND can return or use invalid memory | 6.8 | 0.0011 |  |

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Data as of 2026-11-10T13:56:55Z 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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