CVE-2013-4345

N/A Unknown
Published: October 10, 2013 Modified: April 29, 2026
View on NVD

Description

Off-by-one error in the get_prng_bytes function in crypto/ansi_cprng.c in the Linux kernel through 3.11.4 makes it easier for context-dependent attackers to defeat cryptographic protection mechanisms via multiple requests for small amounts of data, leading to improper management of the state of the consumed data.

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References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://www.securityfocus.com/bid/62740
Source: secalert@redhat.com
http://www.ubuntu.com/usn/USN-2064-1
Source: secalert@redhat.com
http://www.ubuntu.com/usn/USN-2065-1
Source: secalert@redhat.com
http://www.ubuntu.com/usn/USN-2068-1
Source: secalert@redhat.com
http://www.ubuntu.com/usn/USN-2070-1
Source: secalert@redhat.com
http://www.ubuntu.com/usn/USN-2071-1
Source: secalert@redhat.com
http://www.ubuntu.com/usn/USN-2072-1
Source: secalert@redhat.com
http://www.ubuntu.com/usn/USN-2074-1
Source: secalert@redhat.com
http://www.ubuntu.com/usn/USN-2075-1
Source: secalert@redhat.com
http://www.ubuntu.com/usn/USN-2076-1
Source: secalert@redhat.com
http://www.ubuntu.com/usn/USN-2109-1
Source: secalert@redhat.com
http://www.ubuntu.com/usn/USN-2110-1
Source: secalert@redhat.com
http://www.ubuntu.com/usn/USN-2158-1
Source: secalert@redhat.com
http://marc.info/?l=linux-crypto-vger&m=137942122902845&w=2
Source: af854a3a-2127-422b-91ae-364da2661108
Patch
http://rhn.redhat.com/errata/RHSA-2013-1449.html
Source: af854a3a-2127-422b-91ae-364da2661108
http://rhn.redhat.com/errata/RHSA-2013-1490.html
Source: af854a3a-2127-422b-91ae-364da2661108
http://rhn.redhat.com/errata/RHSA-2013-1645.html
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.securityfocus.com/bid/62740
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.ubuntu.com/usn/USN-2064-1
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.ubuntu.com/usn/USN-2065-1
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.ubuntu.com/usn/USN-2068-1
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.ubuntu.com/usn/USN-2070-1
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.ubuntu.com/usn/USN-2071-1
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.ubuntu.com/usn/USN-2072-1
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.ubuntu.com/usn/USN-2074-1
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.ubuntu.com/usn/USN-2075-1
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.ubuntu.com/usn/USN-2076-1
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.ubuntu.com/usn/USN-2109-1
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.ubuntu.com/usn/USN-2110-1
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.ubuntu.com/usn/USN-2158-1
Source: af854a3a-2127-422b-91ae-364da2661108
https://bugzilla.redhat.com/show_bug.cgi?id=1007690
Source: af854a3a-2127-422b-91ae-364da2661108

36 reference(s) from NVD

Quick Stats

CVSS v3 Score
N/A / 10.0
EPSS (Exploit Probability)
0.3%
53th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

linux redhat fedoraproject