DeutschShown in its original language — a full translation is planned for a future version.
libssh2: Mehrere Schwachstellen
view advisory published 2026-06-28
Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in libssh2 ausnutzen, um Dateien zu manipulieren, Speicherbeschädigungen zu verursachen, einen Denial-of-Service-Zustand auszulösen oder andere, nicht näher spezifizierte Auswirkungen zu erzielen.
01
describes (2)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2026-58051US | — | — | ||
libssh2 through 1.11.1 grows its publickey list with SSH2_REALLOC but does not zero-initialize new entries before parsing populates them, so a parse failure reaching the cleanup pa… | ||||
| CVE-2026-58050US | high7.5 | — | ||
libssh2 through 1.11.1 reads an attacker-controlled 32-bit attribute count from a publickey-subsystem response and uses it in the allocation num_attrs * sizeof(libssh2_publickey_at… | ||||
02
references
External citations — patches, advisories, analysis.
- Red Hat Security Advisory RHSA-2026:46535 vom 2026-07-27external
- Red Hat Security Advisory RHSA-2026:46927 vom 2026-07-27external
- Red Hat Security Advisory RHSA-2026:54070 vom 2026-08-12external
- Red Hat Security Advisory RHSA-2026:61752 vom 2026-08-31external
- Amazon Linux Security Advisory ALAS2-2026-3813 vom 2026-07-21external
- GitHub Advisory Database vom 2026-06-28external
- GitHub Advisory Database vom 2026-06-28external
- Debian Security Advisory DLA-4773 vom 2026-09-06external
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