CVE-2026-53274
Multiple vulnerabilities have been discovered in SUSE Linux kernel. Some of them allow an attacker to cause data confidentiality breach, data integrity breach and security policy bypass.
CSIRTS triage
- What
- Multiple kernel vulnerabilities enabling data confidentiality and integrity breaches and security policy bypass.
- Who is affected
- SUSE Linux Enterprise systems and openSUSE installations running vulnerable kernel versions.
- Urgency
- High; kernel vulnerabilities affecting confidentiality, integrity, and policy enforcement require immediate patching.
- Action
- Apply SUSE Linux kernel security updates via zypper patch to address all identified CVEs.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.17% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 7% of all EPSS-scored CVEs.
Advisory coverage (5)
- unknownMultiple vulnerabilities in SUSE Linux kernel (July 31, 2026)cert-fr-avis · 2026-07-31
- unknownMultiple vulnerabilities in SUSE Linux kernel (July 24, 2026)cert-fr-avis · 2026-07-24
- unknownMultiple vulnerabilities in Debian LTS Linux kernel (July 10, 2026)cert-fr-avis · 2026-07-10
- unknownMultiple vulnerabilities in Microsoft Azure Linux (June 29, 2026)cert-fr-avis · 2026-06-29
- mediumCVE-2026-53274: net/smc: fix sleep-inside-lock in __smc_setsockopt() causing local DoSmsrc · 2026-06-09
External references
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[](https://www.csirts.com/cve/CVE-2026-53274)