kritisch
CVE-2017-18206
zsh: buffer overrun in symlinks
In der Trivy Database seit spätestens 24. Okt. 2026, 07:11 UTCWann der Eintrag vor diesem Build hinzukam, ist nicht erfasst.
Einstufung nach Quelle
NVD9.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Red Hat7.5CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H
Trivys eigenes Label ist CRITICAL. Kritisch laut NVD, Photon OS. Niedriger laut Oracle (mittel), Ubuntu (mittel), Red Hat (niedrig), Amazon (niedrig).
Beschreibung
In utils.c in zsh before 5.4, symlink expansion had a buffer overflow.
Betroffene Pakete und behobene Versionen
| Quelle | Paket | Behoben in |
|---|---|---|
| Photon OS 2.0 | zsh | 5.3.1-10.ph2 |
| amazon linux 1 | zsh, zsh-debuginfo, zsh-html | 5.0.2-31.17.amzn1 |
| amazon linux 2 | zsh, zsh-debuginfo, zsh-html | 5.3.1-7.amzn2 |
| debian 11 | zsh | 5.4.1-1 |
| debian 12 | zsh | 5.4.1-1 |
| debian 13 | zsh | 5.4.1-1 |
| debian 14 | zsh | 5.4.1-1 |
| debian 7 | zsh | 4.3.17-1+deb7u1 |
| debian 8 | zsh | kein Fix angegeben |
| debian 9 | zsh | 5.3.1-4+deb9u1 |
| echo | zsh | 5.4.1-1 |
| Oracle Linux 6 | zsh, zsh-html | 4.3.11-8.el6 |
Alle 22 Einträge aus 16 Quellen zeigen
| Quelle | Paket | Behoben in |
|---|---|---|
| Photon OS 2.0 | zsh | 5.3.1-10.ph2 |
| amazon linux 1 | zsh | 5.0.2-31.17.amzn1 |
| amazon linux 1 | zsh-debuginfo | 5.0.2-31.17.amzn1 |
| amazon linux 1 | zsh-html | 5.0.2-31.17.amzn1 |
| amazon linux 2 | zsh | 5.3.1-7.amzn2 |
| amazon linux 2 | zsh-debuginfo | 5.3.1-7.amzn2 |
| amazon linux 2 | zsh-html | 5.3.1-7.amzn2 |
| debian 11 | zsh | 5.4.1-1 |
| debian 12 | zsh | 5.4.1-1 |
| debian 13 | zsh | 5.4.1-1 |
| debian 14 | zsh | 5.4.1-1 |
| debian 7 | zsh | 4.3.17-1+deb7u1 |
| debian 8 | zsh | kein Fix angegeben |
| debian 9 | zsh | 5.3.1-4+deb9u1 |
| echo | zsh | 5.4.1-1 |
| Oracle Linux 6 | zsh | 4.3.11-8.el6 |
| Oracle Linux 6 | zsh-html | 4.3.11-8.el6 |
| Oracle Linux 7 | zsh | 5.0.2-31.el7 |
| Oracle Linux 7 | zsh-html | 5.0.2-31.el7 |
| ubuntu 16.04 | zsh | 5.1.1-1ubuntu2.1 |
| ubuntu 16.04-ESM | zsh | 5.1.1-1ubuntu2.1 |
| ubuntu 17.10 | zsh | 5.2-5ubuntu1.1 |
Referenzen
- https://access.redhat.com/errata/RHSA-2018:1932
- https://access.redhat.com/errata/RHSA-2018:3073
- https://access.redhat.com/security/cve/CVE-2017-18206
- https://linux.oracle.com/cve/CVE-2017-18206.html
- https://linux.oracle.com/errata/ELSA-2018-3073.html
- https://lists.debian.org/debian-lts-announce/2020/12/msg00000.html
- https://nvd.nist.gov/vuln/detail/CVE-2017-18206
- https://security.gentoo.org/glsa/201805-10