Zafiyetler / CVE-2018-7548

kritik

CVE-2018-7548

zsh: null-pointer deref when using ${(PA)...} on an empty array result

Yayın Değişiklik CWE 476
En geç 24 Eki 2026, 07:11 UTC tarihinden beri Trivy database'indeO derlemeden önce ne zaman girdiği kayıtlı değil.

Kaynağa göre önem derecesi

NVD9.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Red Hat2.8CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L

Trivy'nin kendi etiketi CRITICAL. Kritik diyenler: NVD, Photon OS. Daha düşük diyenler: Ubuntu (orta), Red Hat (düşük), Amazon (düşük).

Açıklama

In subst.c in zsh through 5.4.2, there is a NULL pointer dereference when using ${(PA)...} on an empty array result.

Etkilenen paketler ve düzeltilmiş sürümler

KaynakPaketDüzeltildiği sürüm
Photon OS 2.0zsh5.3.1-5.ph2
amazon linux 2zsh, zsh-debuginfo, zsh-html5.3.1-7.amzn2
debian 11zsh5.5-1
debian 12zsh5.5-1
debian 13zsh5.5-1
debian 14zsh5.5-1
echozsh5.5-1
ubuntu 17.10zsh5.2-5ubuntu1.1
8 kaynaktaki 10 kaydın hepsini göster
KaynakPaketDüzeltildiği sürüm
Photon OS 2.0zsh5.3.1-5.ph2
amazon linux 2zsh5.3.1-7.amzn2
amazon linux 2zsh-debuginfo5.3.1-7.amzn2
amazon linux 2zsh-html5.3.1-7.amzn2
debian 11zsh5.5-1
debian 12zsh5.5-1
debian 13zsh5.5-1
debian 14zsh5.5-1
echozsh5.5-1
ubuntu 17.10zsh5.2-5ubuntu1.1

Referanslar

Vulnerability data compiled from the Trivy vulnerability database (trivy-db, Aqua Security, Apache License 2.0), which aggregates third-party advisories. CVE records are published by The MITRE Corporation under the CVE Terms of Use; CVE is a trademark of MITRE. This product uses data from the NVD API but is not endorsed or certified by the NVD. Severity, titles and advisory data from the GitHub Advisory Database (CC BY 4.0), Red Hat security data (CC BY 4.0) and the other sources linked on each entry. Entries may be summarised or re-formatted; the linked original is the authoritative record.