USN-3356-2: Expat vulnerability

USN-3356-1 fix a vulnerability in Expat. This update provides the corresponding udpate for Ubuntu 12.04 ESM. Original advisory details: It was discovered that Expat incorrectly handled certain external entities. A remote attacker could possibly use this issue to cause Expat to hang, resulting in ...

USN-3356-1: Expat vulnerability

It was discovered that Expat incorrectly handled certain external entities. A remote attacker could possibly use this issue to cause Expat to hang, resulting in a denial of service...

USN-3212-3: LibTIFF vulnerabilities

USN-3212-1 and USN-3212-2 fixed a vulnerabilitiy in LibTIFF. This update provides a subset of corresponding update for Ubuntu 12.04 ESM. Original advisory details: It was discovered that LibTIFF incorrectly handled certain malformed images. If a user or automated system were tricked into opening ...

USN-3355-1: Spice vulnerability

Frediano Ziglio discovered that Spice incorrectly handled certain invalid monitor configurations. A remote attacker could use this issue to cause Spice to crash, resulting in a denial of service, or possibly execute arbitrary code...

USN-3307-2: OpenLDAP vulnerability

USN-3307-1 fixed a vulnerability in OpenLDAP. This update provides the corresponding update for ubuntu 12.04 ESM. Original advisory details: Karsten Heymann discovered that OpenLDAP incorrectly handled certain search requests. A remote attacker could use this issue to cause slapd to crash,...

USN-3309-2: Libtasn1 vulnerability

Jakub Jirasek discovered that GnuTLS incorrectly handled certain assignments files. If a user were tricked into processing a specially crafted assignments file, a remote attacker could possibly execute arbirary code...

USN-3354-1: Apport vulnerability

Felix Wilhelm discovered a path traversal vulnerability in Apport when handling the ExecutablePath field in crash files. An attacker could trick a user into opening a specially crafted crash file and execute arbitrary code with the user's privileges...

USN-3274-2: ICU vulnerabilities

USN-3274-1 fixed a vulnerability in icu. This update provides the corresponding update for Ubuntu 12.04 ESM. Original advisory details: It was discovered that ICU incorrectly handled certain memory operations when processing data. If an application using ICU processed crafted data, a remote...

USN-3347-2: Libgcrypt vulnerability

USN-3347-1 fixed a vulnerability in Libgcrypt. This update provides the corresponding update for Ubuntu 12.04 ESM. Original advisory details: Daniel J. Bernstein, Joachim Breitner, Daniel Genkin, Leon Groot Bruinderink, Nadia Heninger, Tanja Lange, Christine van Vredendaal, and Yuval Yarom...

USN-3353-2: Samba vulnerability

USN-3353-1 fixed a vulnerability in Heimdal. This update provides the corresponding update for Samba. Jeffrey Altman, Viktor Dukhovni, and Nicolas Williams discovered that Samba clients incorrectly trusted unauthenticated portions of Kerberos tickets. A remote attacker could use this to impersona...

USN-3353-1: Heimdal vulnerability

Jeffrey Altman, Viktor Dukhovni, and Nicolas Williams discovered that Heimdal clients incorrectly trusted unauthenticated portions of Kerberos tickets. A remote attacker could use this to impersonate trusted network services or perform other attacks...

USN-3352-1: nginx vulnerability

It was discovered that an integer overflow existed in the range filter feature of nginx. A remote attacker could use this to expose sensitive information...

USN-3351-1: Evince vulnerability

Felix Wilhelm discovered that Evince did not safely invoke tar when handling tar comic book cbt files. An attacker could use this to construct a malicious cbt comic book format file that, when opened in Evince, executes arbitrary code. Please note that this update disables support for cbt files i...

USN-3350-1: poppler vulnerabilities

Aleksandar Nikolic discovered that poppler incorrectly handled JPEG 2000 images. If a user or automated system were tricked into opening a crafted PDF file, an attacker could cause a denial of service or possibly execute arbitrary code with privileges of the user invoking the program. CVE-2017-28...

USN-3321-1: Thunderbird vulnerabilities

Multiple security issues were discovered in Thunderbird. If a user were tricked in to opening a specially crafted website in a browsing context, an attacker could potentially exploit these to cause a denial of service, read uninitialized memory, obtain sensitive information or execute arbitrary...

USN-3349-1: NTP vulnerabilities

Yihan Lian discovered that NTP incorrectly handled certain large request data values. A remote attacker could possibly use this issue to cause NTP to crash, resulting in a denial of service. This issue only affected Ubuntu 16.04 LTS. CVE-2016-2519 Miroslav Lichvar discovered that NTP incorrectly...

USN-3348-1: Samba vulnerability

It was discovered that Samba incorrectly handled dangling symlinks. A remote attacker could possibly use this issue to cause Samba to hang, resulting in a denial of service. This issue only applied to Ubuntu 14.04 LTS and Ubuntu 16.04 LTS. CVE-2017-9461 In addition, this update fixes a regression...

USN-3347-1: Libgcrypt vulnerabilities

Daniel J. Bernstein, Joachim Breitner, Daniel Genkin, Leon Groot Bruinderink, Nadia Heninger, Tanja Lange, Christine van Vredendaal, and Yuval Yarom discovered that Libgcrypt was susceptible to an attack via side channels. A local attacker could use this attack to recover RSA private keys...

USN-3346-1: bind9 vulnerabilities

Clément Berthaux discovered that Bind did not correctly check TSIG authentication for zone update requests. An attacker could use this to improperly perform zone updates. CVE-2017-3143 Clément Berthaux discovered that Bind did not correctly check TSIG authentication for zone transfer requests. An...

USN-3323-2: GNU C Library vulnerability

USN-3323-1 fixed a vulnerability in the GNU C Library. This update provides the corresponding update for Ubuntu 12.04 ESM. Original advisory details: It was discovered that the GNU C library did not properly handle memory when processing environment variables for setuid programs. A local attacker...

USN-3342-2: Linux kernel (HWE) vulnerabilities

USN-3342-1 fixed vulnerabilities in the Linux kernel for Ubuntu 16.10. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 16.10 for Ubuntu 16.04 LTS. USN-3333-1 fixed a vulnerability in the Linux kernel. However, that fix introduced regressions...

USN-3345-1: Linux kernel vulnerabilities

USN 3324-1 fixed a vulnerability in the Linux kernel. However, that fix introduced regressions for some Java applications. This update addresses the issue. We apologize for the inconvenience. Roee Hay discovered that the parallel port printer driver in the Linux kernel did not properly bounds che...

USN-3343-2: Linux kernel (Trusty HWE) vulnerabilities

USN 3343-1 fixed vulnerabilities in the Linux kernel for Ubuntu 14.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 14.04 LTS for Ubuntu 12.04 ESM. USN 3335-2 fixed a vulnerability in the Linux kernel. However, that fix introduced...

USN-3338-2: Linux kernel regression

USN-3338-1 fixed vulnerabilities in the Linux kernel. However, the fix for CVE-2017-1000364 introduced regressions for some Java applications. This update addresses the issue. We apologize for the inconvenience. Original advisory details: It was discovered that the stack guard page for processes ...

USN-3342-1: Linux kernel vulnerabilities

USN 3326-1 fixed a vulnerability in the Linux kernel. However, that fix introduced regressions for some Java applications. This update addresses the issue. We apologize for the inconvenience. It was discovered that a use-after-free flaw existed in the filesystem encryption subsystem in the Linux...

USN-3343-1: Linux kernel vulnerabilities

USN 3335-1 fixed a vulnerability in the Linux kernel. However, that fix introduced regressions for some Java applications. This update addresses the issue. We apologize for the inconvenience. It was discovered that a use-after-free vulnerability in the core voltage regulator driver of the Linux...

USN-3344-1: Linux kernel vulnerabilities

USN 3328-1 fixed a vulnerability in the Linux kernel. However, that fix introduced regressions for some Java applications. This update addresses the issue. We apologize for the inconvenience. Roee Hay discovered that the parallel port printer driver in the Linux kernel did not properly bounds che...

USN-3344-2: Linux kernel (Xenial HWE) vulnerabilities

USN-3344-1 fixed vulnerabilities in the Linux kernel for Ubuntu 16.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 16.04 LTS for Ubuntu 14.04 LTS. USN 3334-1 fixed a vulnerability in the Linux kernel. However, that fix introduced...

USN-3341-1: Systemd vulnerability

An out-of-bounds write was discovered in systemd-resolved when handling specially crafted DNS responses. A remote attacker could potentially exploit this to cause a denial of service daemon crash or execute arbitrary code. CVE-2017-9445...

USN-3340-1: Apache HTTP Server vulnerabilities

Emmanuel Dreyfus discovered that third-party modules using the apgetbasicauthpw function outside of the authentication phase may lead to authentication requirements being bypassed. This update adds a new apgetbasicauthcomponents function for use by third-party modules. CVE-2017-3167 Vasileios...

USN-3339-1: OpenVPN vulnerabilities

Karthikeyan Bhargavan and Gaëtan Leurent discovered that 64-bit block ciphers are vulnerable to a birthday attack. A remote attacker could possibly use this issue to recover cleartext data. Fixing this issue requires a configuration change to switch to a different cipher. This update adds a warni...

USN-3335-1: Linux kernel vulnerability

It was discovered that the stack guard page for processes in the Linux kernel was not sufficiently large enough to prevent overlapping with the heap. An attacker could leverage this with another vulnerability to execute arbitrary code and gain administrative privileges...

USN-3334-1: Linux kernel (Xenial HWE) vulnerability

USN-3328-1 fixed vulnerabilities in the Linux kernel for Ubuntu 16.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 16.04 LTS for Ubuntu 14.04 LTS. It was discovered that the stack guard page for processes in the Linux kernel was not...

USN-3333-1: Linux kernel (HWE) vulnerability

USN-3326-1 fixed vulnerabilities in the Linux kernel for Ubuntu 16.10. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 16.10 for Ubuntu 16.04 LTS. It was discovered that the stack guard page for processes in the Linux kernel was not...

USN-3332-1: Linux kernel (Raspberry Pi 2) vulnerability

It was discovered that the stack guard page for processes in the Linux kernel was not sufficiently large enough to prevent overlapping with the heap. An attacker could leverage this with another vulnerability to execute arbitrary code and gain administrative privileges...

USN-3331-1: Linux kernel (AWS) vulnerability

It was discovered that the stack guard page for processes in the Linux kernel was not sufficiently large enough to prevent overlapping with the heap. An attacker could leverage this with another vulnerability to execute arbitrary code and gain administrative privileges...

USN-3330-1: Linux kernel (Qualcomm Snapdragon) vulnerability

It was discovered that the stack guard page for processes in the Linux kernel was not sufficiently large enough to prevent overlapping with the heap. An attacker could leverage this with another vulnerability to execute arbitrary code and gain administrative privileges...

USN-3329-1: Linux kernel (GKE) vulnerability

It was discovered that the stack guard page for processes in the Linux kernel was not sufficiently large enough to prevent overlapping with the heap. An attacker could leverage this with another vulnerability to execute arbitrary code and gain administrative privileges...

USN-3328-1: Linux kernel vulnerability

It was discovered that the stack guard page for processes in the Linux kernel was not sufficiently large enough to prevent overlapping with the heap. An attacker could leverage this with another vulnerability to execute arbitrary code and gain administrative privileges...

USN-3327-1: Linux kernel (Raspberry Pi 2) vulnerability

It was discovered that the stack guard page for processes in the Linux kernel was not sufficiently large enough to prevent overlapping with the heap. An attacker could leverage this with another vulnerability to execute arbitrary code and gain administrative privileges...

USN-3326-1: Linux kernel vulnerability

It was discovered that the stack guard page for processes in the Linux kernel was not sufficiently large enough to prevent overlapping with the heap. An attacker could leverage this with another vulnerability to execute arbitrary code and gain administrative privileges...

USN-3325-1: Linux kernel (Raspberry Pi 2) vulnerability

It was discovered that the stack guard page for processes in the Linux kernel was not sufficiently large enough to prevent overlapping with the heap. An attacker could leverage this with another vulnerability to execute arbitrary code and gain administrative privileges...

USN-3324-1: Linux kernel vulnerability

It was discovered that the stack guard page for processes in the Linux kernel was not sufficiently large enough to prevent overlapping with the heap. An attacker could leverage this with another vulnerability to execute arbitrary code and gain administrative privileges...

USN-3335-2: Linux kernel (Trusty HWE) vulnerability

USN-3335-1 fixed vulnerabilities in the Linux kernel for Ubuntu 14.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 14.04 LTS for Ubuntu 12.04 ESM. It was discovered that the stack guard page for processes in the Linux kernel was not...

USN-3338-1: Linux kernel vulnerabilities

It was discovered that the stack guard page for processes in the Linux kernel was not sufficiently large enough to prevent overlapping with the heap. An attacker could leverage this with another vulnerability to execute arbitrary code and gain administrative privileges CVE-2017-1000364 Jesse Hert...

USN-3337-1: Valgrind vulnerabilities

It was discovered that Valgrind incorrectly handled certain string operations. If a user or automated system were tricked into processing a specially crafted binary, a remote attacker could possibly execute arbitrary code. This issue only affected Ubuntu 14.04 LTS, Ubuntu 16.04 LTS and Ubuntu...

USN-3336-1: NSS vulnerability

It was discovered that NSS incorrectly handled certain empty SSLv2 messages. A remote attacker could possibly use this issue to cause NSS to crash, resulting in a denial of service...

USN-3311-2: libnl vulnerability

USN-3311-1 fixed a vulnerability in libnl. This update provides the corresponding update for Ubuntu 12.04 ESM. Original advisory details: It was discovered that libnl incorrectly handled memory when performing certain operations. A local attacker could possibly use this issue to cause libnl to...

USN-3323-1: GNU C Library vulnerability

It was discovered that the GNU C library did not properly handle memory when processing environment variables for setuid programs. A local attacker could use this in combination with another vulnerability to gain administrative privileges...

USN-3322-1: Exim vulnerability

It was discovered that Exim did not properly deallocate memory when processing certain command line arguments. A local attacker could use this in conjunction with a vulnerability in the underlying kernel to possibly execute arbitrary code and gain administrative privileges...