CVE-2016-6309

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Source
https://cve.org/CVERecord?id=CVE-2016-6309
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2016-6309.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2016-6309
Downstream
Published
2016-09-26T19:59:06.393Z
Modified
2026-04-16T01:48:20.927082446Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

statem/statem.c in OpenSSL 1.1.0a does not consider memory-block movement after a realloc call, which allows remote attackers to cause a denial of service (use-after-free) or possibly execute arbitrary code via a crafted TLS session.

References

Affected packages

Git / github.com/openssl/openssl

Affected ranges

Type
GIT
Repo
https://github.com/openssl/openssl
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
7ea5bd2b52d0e81eaef3d109b3b12545306f201c
Database specific 
{
    "source": "CPE_FIELD",
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "last_affected": "1.1.0a"
        }
    ],
    "cpe": "cpe:2.3:a:openssl:openssl:1.1.0a:*:*:*:*:*:*:*"
}

Affected versions

Other
BEFORE_engine
OpenSSL_0_9_1c
OpenSSL_0_9_2b
OpenSSL_0_9_3
OpenSSL_0_9_3a
OpenSSL_0_9_3beta2
OpenSSL_0_9_4
OpenSSL_0_9_5a
OpenSSL_0_9_5a-beta1
OpenSSL_0_9_5a-beta2
OpenSSL_0_9_5beta1
OpenSSL_0_9_5beta2
OpenSSL_0_9_6-beta3
OpenSSL_1_1_0
OpenSSL_1_1_0-pre1
OpenSSL_1_1_0-pre2
OpenSSL_1_1_0-pre3
OpenSSL_1_1_0-pre4
OpenSSL_1_1_0-pre5
OpenSSL_1_1_0-pre6
OpenSSL_1_1_0a
OpenSSL_1_1_0b
OpenSSL_1_1_0c
OpenSSL_1_1_0d
OpenSSL_1_1_0e
OpenSSL_1_1_0f
OpenSSL_1_1_0g
OpenSSL_1_1_0h
OpenSSL_1_1_0i
OpenSSL_1_1_0j
OpenSSL_1_1_0k
OpenSSL_1_1_0l
master-post-auto-reformat
master-post-reformat
master-pre-auto-reformat
master-pre-reformat

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2016-6309.json"