RHSA-2026:34357HighCVSS 8.2
Red Hat Security Advisory: opentelemetry-collector security update
🔗 CVE IDs covered (6)
📋 Description
CVE-2026-25681 — golang.org/x/net/html: golang.org/x/net/html: Arbitrary code execution via Cross-Site Scripting CVE-2026-27145 — crypto/x509: golang: golang crypto/x509: Denial of Service via excessive processing of DNS SAN entries CVE-2026-33811 — net: golang: Go net package: Denial of Service via long CNAME response in LookupCNAME CVE-2026-39821 — golang.org/x/net/idna: golang: golang.org/x/net/idna: Privilege escalation via incorrect Punycode label processing CVE-2026-42151 — github.com/prometheus/prometheus: Prometheus: Information disclosure of Azure OAuth client secret via config API CVE-2026-42154 — github.com/prometheus/prometheus: Prometheus: Denial of Service via uncontrolled memory allocation in remote read endpoint
🔗 References (9)
- selfhttps://access.redhat.com/errata/RHSA-2026:34357
- externalhttps://access.redhat.com/security/updates/classification/#important
- externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2466505
- externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2466507
- externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2467822
- externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2480756
- externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2480761
- externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2484207
- selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_34357.json