krb5: xdr_nullstring() doesn't check for terminating null character

An out-of-bounds read flaw was found in the kadmind service of MIT Kerberos. An authenticated attacker could send a maliciously crafted message to force kadmind to read beyond the end of allocated memory, and write the memory contents to the KDC database if the attacker has write permission,...

MIT Kerberos 5 kadmind denial of service vulnerability

MIT Kerberos 5 also known as krb5 is the United States Massachusetts Institute of Technology MIT developed a set of network authentication protocols, which uses a client/server structure, and the client and server side can be authenticated to each other i.e., double authentication to prevent...

CVE-2015-8629

The xdrnullstring function in lib/kadm5/kadmrpcxdr.c in kadmind in MIT Kerberos 5 aka krb5 before 1.13.4 and 1.14.x before 1.14.1 does not verify whether '\0' characters exist as expected, which allows remote authenticated users to obtain sensitive information or cause a denial of service...

SUSE SLES12 Security Update : krb5 (SUSE-SU-2015:0290-1)

MIT kerberos krb5 was updated to fix several security issues and bugs. Security issues fixed: CVE-2014-5351: The kadm5randkeyprincipal3 function in lib/kadm5/srv/svrprincipal.c in kadmind in MIT Kerberos 5 aka krb5 sent old keys in a response to a -randkey -keepold request, which allowed remote...

Medium: krb5

Issue Overview: A use-after-free flaw was found in the way the MIT Kerberos libgssapikrb5 library processed valid context deletion tokens. An attacker able to make an application using the GSS-API library libgssapi could call the gssprocesscontexttoken function and use this flaw to crash that...

Moderate: Red Hat Security Advisory: krb5 security update

Updated krb5 packages that fix multiple security issues are now available for Red Hat Enterprise Linux 6. Red Hat Product Security has rated this update as having Moderate security impact. Common Vulnerability Scoring System CVSS base scores, which give detailed severity ratings, are available fo...

Mandriva Linux Security Advisory : krb5 (MDVSA-2015:069)

Multiple vulnerabilities has been discovered and corrected in krb5 : The krb5gssprocesscontexttoken function in lib/gssapi/krb5/processcontexttoken.c in the libgssapikrb5 library in MIT Kerberos 5 aka krb5 through 1.11.5, 1.12.x through 1.12.2, and 1.13.x before 1.13.1 does not properly maintain...

Debian DLA-146-1 : krb5 security update

Multiples vulnerabilities have been found in krb5, the MIT implementation of Kerberos : CVE-2014-5352 Incorrect memory management in the libgssapikrb5 library might result in denial of service or the execution of arbitrary code. CVE-2014-9421 Incorrect memory management in kadmind's processing of...

DEBIAN-CVE-2014-9421

The authgssapiunwrapdata function in lib/rpc/authgssapimisc.c in MIT Kerberos 5 aka krb5 through 1.11.5, 1.12.x through 1.12.2, and 1.13.x before 1.13.1 does not properly handle partial XDR deserialization, which allows remote authenticated users to cause a denial of service use-after-free and...

CVE-2014-9421

The authgssapiunwrapdata function in lib/rpc/authgssapimisc.c in MIT Kerberos 5 aka krb5 through 1.11.5, 1.12.x through 1.12.2, and 1.13.x before 1.13.1 does not properly handle partial XDR deserialization, which allows remote authenticated users to cause a denial of service use-after-free and...

Double free

The authgssapiunwrapdata function in lib/rpc/authgssapimisc.c in MIT Kerberos 5 aka krb5 through 1.11.5, 1.12.x through 1.12.2, and 1.13.x before 1.13.1 does not properly handle partial XDR deserialization, which allows remote authenticated users to cause a denial of service use-after-free and...

CVE-2014-9421

The authgssapiunwrapdata function in lib/rpc/authgssapimisc.c in MIT Kerberos 5 aka krb5 through 1.11.5, 1.12.x through 1.12.2, and 1.13.x before 1.13.1 does not properly handle partial XDR deserialization, which allows remote authenticated users to cause a denial of service use-after-free and...

CVE-2014-9421

The authgssapiunwrapdata function in lib/rpc/authgssapimisc.c in MIT Kerberos 5 aka krb5 through 1.11.5, 1.12.x through 1.12.2, and 1.13.x before 1.13.1 does not properly handle partial XDR deserialization, which allows remote authenticated users to cause a denial of service use-after-free and...

krb5: multiple issues

CVE-2014-5352 authenticated remote code execution: In the MIT krb5 libgssapikrb5 library, after gssprocesscontexttoken is used to process a valid context deletion token, the caller is left with a security context handle containing a dangling pointer. Further uses of this handle will result in...

USN-2498-1 krb5 vulnerabilities

It was discovered that Kerberos incorrectly sent old keys in response to a -randkey -keepold request. An authenticated remote attacker could use this issue to forge tickets by leveraging administrative access. This issue only affected Ubuntu 10.04 LTS, Ubuntu 12.04 LTS and Ubuntu 14.04 LTS...

[SECURITY] [DLA 146-1] krb5 security update

Package : krb5 Version : 1.8.3+dfsg-4squeeze9 CVE ID : CVE-2014-5352 CVE-2014-9421 CVE-2014-9422 CVE-2014-9423 Multiples vulnerabilities have been found in krb5, the MIT implementation of Kerberos: CVE-2014-5352 Incorrect memory management in the libgssapikrb5 library might result in denial of...

FreeBSD : krb5 -- Vulnerabilities in kadmind, libgssrpc, gss_process_context_token VU#540092 (24ce5597-acab-11e4-a847-206a8a720317)

SO-AND-SO reports : CVE-2014-5352: In the MIT krb5 libgssapikrb5 library, after gssprocesscontexttoken is used to process a valid context deletion token, the caller is left with a security context handle containing a dangling pointer. Further uses of this handle will result in use-after-free and...

Debian DSA-3153-1 : krb5 - security update

Multiple vulnerabilities have been found in krb5, the MIT implementation of Kerberos : - CVE-2014-5352 Incorrect memory management in the libgssapikrb5 library might result in denial of service or the execution of arbitrary code. - CVE-2014-9421 Incorrect memory management in kadmind's processing...

[SECURITY] [DSA 3153-1] krb5 security update

------------------------------------------------------------------------- Debian Security Advisory DSA-3153-1 [email protected] http://www.debian.org/security/ Moritz Muehlenhoff February 03, 2015 http://www.debian.org/security/faq -...

krb5 -- Vulnerabilities in kadmind, libgssrpc, gss_process_context_token VU#540092

MIT krb5 Security Advisory 2015-001 reports: CVE-2014-5352: In the MIT krb5 libgssapikrb5 library, after gssprocesscontexttoken is used to process a valid context deletion token, the caller is left with a security context handle containing a dangling pointer. Further uses of this handle will resu...