# DEBIAN-CVE-2026-123158: Security update for 2 packages

DEBIAN-CVE-2026-123158, released November 9, 2026, fixes 1 CVE across 2 products. One of them is being exploited (CVE-2026-123158); 1 on CISA KEV. Patch Radar priority: Patch now.

- Web page: https://patchblox.com/security/fix/linux/debian-cve-2026-123158
- Platform: Linux
- Released: Nov 9, 2026
- Priority: Patch now (Closes CVE-2026-123158, exploited (CISA KEV))
- CVEs: 1, exploited: 1, on CISA KEV: 1
- Vendor advisory: https://security-tracker.debian.org/tracker/CVE-2026-123158

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [openssh](https://patchblox.com/security/data/product/linux/openssh.md) | Debian 14 | 1:10.6p2-1 |
| [openssh-gssapi](https://patchblox.com/security/data/product/linux/openssh-gssapi.md) | Debian 14 | 1:10.6p2-1 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2026-123158](https://patchblox.com/security/data/cve/CVE-2026-123158.md) | Patch now | sshd in OpenSSH before 10.6p2 on Linux, when musl libc is used without PAM, lacks a workaround for a password authentication bypass (related to misinterpretation of whether a string is intended to be a password hash). For some configurations of accounts, any password between 256 and 1024 characters succeeds. An example of a platform using musl libc without PAM is Alpine Linux. | 8.1 | 0.1650 | CISA KEV |

---

Data as of 2026-11-11T01:43:54Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

Free to use with attribution: show "Data: Patchblox Patch Radar" with a link to https://patchblox.com/security/patch-radar. Terms, including what needs a written agreement: https://patchblox.com/security/patch-radar/use-the-data

Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.