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SUSE CVE-2026-66035

🗓️ 28 Jul 2026 17:07:31Reported by Suse CVEType 
susecve
 susecve
🔗 www.suse.com👁 4 Views

Pre-auth heap overflow in libssh2 before 1.11.1 corrupts heap during Encrypt-then-MAC, enabling tcache issues.

Related
Refs
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attackerkb
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CVE-2026-66035
24 Jul 202616:45
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CVE-2026-66035 affecting package libssh2 for versions less than 1.11.1-5
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CVE-2026-66035 libssh2 Heap Buffer Overflow via ETM Cipher Negotiation
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debiancve
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24 Jul 202616:45
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euvd
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24 Jul 202617:17
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osv
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CVE-2026-66035 libssh2 Heap Buffer Overflow via ETM Cipher Negotiation
24 Jul 202616:45
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30 Jul 2026 16:29Current
6.1Medium risk
Vulners AI Score6.1
CVSS 3.17.5
CVSS 47.7
EPSS0.00318
SSVC
4