Vulnerabilities
Misconfiguration
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CVE Vulnerabilities

CVE-2017-7507

NULL Pointer Dereference

Published: Jun 16, 2017 | Modified: Apr 20, 2025
CVSS 3.x
7.5
HIGH
Source:
NVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.x
5 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P
RedHat/V2
RedHat/V3
7.5 MODERATE
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Ubuntu
MEDIUM
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Additional information
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2017-7507
CWEhttps://cwe.mitre.org/data/definitions/476.html

GnuTLS version 3.5.12 and earlier is vulnerable to a NULL pointer dereference while decoding a status response TLS extension with valid contents. This could lead to a crash of the GnuTLS server application.

Weakness

The product dereferences a pointer that it expects to be valid but is NULL.

Affected Software

NameVendorStart VersionEnd Version
GnutlsGnu*3.5.12 (including)
Red Hat Enterprise Linux 7RedHatgnutls-0:3.3.26-9.el7*
Gnutls28Ubuntuartful*
Gnutls28Ubuntubionic*
Gnutls28Ubuntucosmic*
Gnutls28Ubuntudevel*
Gnutls28Ubuntudisco*
Gnutls28Ubuntuesm-infra/bionic*
Gnutls28Ubuntuesm-infra/xenial*
Gnutls28Ubuntutrusty*
Gnutls28Ubuntuupstream*
Gnutls28Ubuntuvivid/stable-phone-overlay*
Gnutls28Ubuntuvivid/ubuntu-core*
Gnutls28Ubuntuxenial*
Gnutls28Ubuntuyakkety*
Gnutls28Ubuntuzesty*

Potential Mitigations

References

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