PT-2026-30699 · Etcd · Bbolt

Quoc Bui · Published 2026-04-06 · Updated 2026-04-07 · CVE-2026-33817

Positive Technologies (AI Summary)

CVSS v3.1

6.2

Medium

Base vector

AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions go.etcd.io/bbolt (affected versions not specified)

Description An index out-of-range error can occur when processing branch pages containing zero elements.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

CVE-2026-33817

GHSA-6JWV-W5XF-7J27

GO-2026-4923

Affected Products

Bbolt

References · 13

• https://security-tracker.debian.org/tracker/CVE-2026-33817 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2026-33817 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2026-33817 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-6jwv-w5xf-7j27 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-33817 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-33817 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2026-33817 · Vendor Advisory
• https://osv.dev/vulnerability/GO-2026-4923 · Vendor Advisory
• https://github.com/etcd-io/bbolt/pull/1171/changes/386d5b69785937d1aa20cb25c8439404cf398143 · Note
• https://github.com/etcd-io/bbolt · Note
• https://github.com/golang/vulndb/issues/4923 · Note
• https://twitter.com/VulmonFeeds/status/2041327699747041562 · Twitter Post
• https://pkg.go.dev/vuln/GO-2026-4923 · Note