USN-4634-1: OpenLDAP vulnerabilities

It was discovered that OpenLDAP incorrectly handled certain malformed inputs. A remote attacker could possibly use this issue to cause OpenLDAP to crash, resulting in a denial of service...

USN-4609-1: GOsa vulnerabilities

Fabian Henneke discovered that GOsa incorrectly handled client cookies. An authenticated user could exploit this with a crafted cookie to perform file deletions in the context of the user account that runs the web server. CVE-2019-14466 It was discovered that GOsa incorrectly handled user access...

USN-4595-1: Grunt vulnerability

It was discovered that Grunt did not properly load yaml files. An attacker could possibly use this to execute arbitrary code. CVE-2020-7729...

USN-4589-2: Docker vulnerability

USN-4589-1 fixed a vulnerability in containerd. This update provides the corresponding update for docker.io. Original advisory details: It was discovered that containerd could be made to expose sensitive information when processing URLs in container image manifests. A remote attacker could use th...

USN-4573-1: Vino vulnerabilities

Nicolas Ruff discovered that Vino incorrectly handled large ClientCutText messages. A remote attacker could use this issue to cause the server to crash, resulting in a denial of service. CVE-2014-6053 It was discovered that Vino incorrectly handled certain packet lengths. A remote attacker could...

USN-4558-1: libapreq2 vulnerabilities

It was discovered that libapreq2 did not properly sanitize the Content-Type field in certain, crafted HTTP requests. An attacker could use this vulnerability to cause libapreq2 to crash...

USN-4556-1: netqmail vulnerabilities

It was discovered that netqmail did not properly handle certain input. Both remote and local attackers could use this vulnerability to cause netqmail to crash or execute arbitrary code. CVE-2005-1513, CVE-2005-1514, CVE-2005-1515 It was discovered that netqmail did not properly handle certain inp...

USN-4541-1: Gnuplot vulnerabilities

Tim Blazytko, Cornelius Aschermann, Sergej Schumilo and Nils Bars discovered that Gnuplot did not properly validate string sizes in the dfgenerateasciiarrayentry function. An attacker could possibly use this issue to cause a heap buffer overflow, resulting in a denial of service attack or arbitra...

USN-4514-1: libproxy vulnerability

It was discovered that libproxy incorrectly handled certain PAC files. An attacker could possibly use this issue to cause a denial of service...

USN-4478-1: Python-RSA vulnerability

It was discovered that Python-RSA incorrectly handled certain ciphertexts. An attacker could possibly use this issue to obtain sensitive information...

USN-4417-1: NSS vulnerability

Cesar Pereida, Billy Bob Brumley, Yuval Yarom, and Nicola Tuveri discovered that NSS incorrectly handled RSA key generation. A local attacker could possibly use this issue to perform a timing attack and recover RSA keys...

USN-4410-1: Net-SNMP vulnerability

A double-free bug was discovered in snmpd server. An authenticated user could potentially cause a DoS by sending a crafted request to the server. CVE-2019-20892...

USN-4377-1: ca-certificates update

The ca-certificates package contained an expired CA certificate that caused connectivity issues. This update removes the "AddTrust External Root" CA. In addition, on Ubuntu 16.04 LTS and Ubuntu 18.04 LTS, this update refreshes the included certificates to those contained in the 20190110 package...

USN-4360-2: json-c regression

USN-4360-1 fixed a vulnerability in json-c. The security fix introduced a memory leak in some scenarios. This update reverts the security fix pending further investigation. We apologize for the inconvenience. Original advisory details: It was discovered that json-c incorrectly handled certain JSO...

USN-4360-3: json-c regression

USN-4360-1 fixed a vulnerability in json-c. The security fix introduced a memory leak in some scenarios. This update reverts the security fix pending further investigation. We apologize for the inconvenience. Original advisory details: It was discovered that json-c incorrectly handled certain JSO...

USN-4357-1: IPRoute vulnerability

It was discovered that IPRoute incorrectly handled certain inputs. An attacker could possibly use this issue to execute arbitrary code...

USN-4343-1: Linux kernel vulnerability

Al Viro discovered that the Linux kernel for s390x systems did not properly perform page table upgrades for kernel sections that use secondary address mode. A local attacker could use this to cause a denial of service system crash or execute arbitrary code...

USN-4290-1: libpam-radius-auth vulnerability

It was discovered that libpam-radius-auth incorrectly handled certain long passwords. A remote attacker could possibly use this issue to cause libpam-radius-auth to crash, resulting in a denial of service...

USN-4273-1: ReportLab vulnerability

It was discovered that ReportLab incorrectly handled certain XML documents. If a user or automated system were tricked into processing a specially crafted document, a remote attacker could possibly use this issue to execute arbitrary code...

USN-4198-1: DjVuLibre vulnerabilities

It was discovered that DjVuLibre incorrectly handled certain memory operations. If a user or automated system were tricked into processing a specially crafted DjVu file, a remote attacker could cause applications to hang or crash, resulting in a denial of service, or possibly execute arbitrary co...

USN-4034-1: ImageMagick vulnerabilities

It was discovered that ImageMagick incorrectly handled certain malformed image files. If a user or automated system using ImageMagick were tricked into opening a specially crafted image, an attacker could exploit this to cause a denial of service or possibly execute code with the privileges of th...

USN-3961-1: Dovecot vulnerabilities

It was discovered that the Dovecot Submission login service incorrectly handled certain operations. A remote attacker could possibly use this issue to cause Dovecot to crash, resulting in a denial of service...

USN-3801-2: Firefox regressions

USN-3801-1 fixed vulnerabilities in Firefox. The update introduced various minor regressions. This update fixes the problems. We apologize for the inconvenience. Original advisory details: Multiple security issues were discovered in Firefox. If a user were tricked in to opening a specially crafte...

USN-3658-3: procps-ng vulnerabilities

USN-3658-1 fixed a vulnerability in procps-ng. This update provides the corresponding update for Ubuntu 12.04 ESM. Original advisory details: It was discovered that the procps-ng top utility incorrectly read its configuration file from the current working directory. A local attacker could possibl...

USN-3684-2: Perl vulnerability

USN-3684-1 fixed a vulnerability in perl. This update provides the corresponding update for Ubuntu 12.04 ESM. Original advisory details: It was discovered that Perl incorrectly handled certain archive files. An attacker could possibly use this to overwrite arbitrary files...

USN-3658-2: procps-ng vulnerabilities

USN-3658-1 fixed a vulnerability in procps-ng. This update provides the corresponding update for Ubuntu 12.04 ESM. Original advisory details: It was discovered that libprocps incorrectly handled the file2strvec function. A local attacker could possibly use this to execute arbitrary code...

USN-3606-1: LibTIFF vulnerabilities

It was discovered that LibTIFF incorrectly handled certain malformed images. If a user or automated system were tricked into opening a specially crafted image, a remote attacker could crash the application, leading to a denial of service, or possibly execute arbitrary code with user privileges...

USN-3595-2: Samba vulnerability

USN-3595-1 fix a vulnerability in Samba. This update provides the corresponding update for Ubuntu 12.04 ESM. Original advisory details: It was discovered that Samba incorrectly validated inputs to the RPC spoolss service. An authenticated attacker could use this issue to cause the service to cras...

USN-3575-2: QEMU regression

USN-3575-1 fixed vulnerabilities in QEMU. The fix for CVE-2017-11334 caused a regression in Xen environments. This update removes the problematic fix pending further investigation. We apologize for the inconvenience. Original advisory details: It was discovered that QEMU incorrectly handled guest...

USN-3579-2: LibreOffice regression

USN-3579-1 fixed a vulnerability in LibreOffice. After upgrading, it was no longer possible for LibreOffice to open documents from certain locations outside of the user's home directory. This update fixes the problem. We apologize for the inconvenience. Original advisory details: It was discovere...

USN-3522-3: Linux kernel regression

USN-3522-1 fixed a vulnerability in the Linux kernel to address Meltdown CVE-2017-5754. Unfortunately, that update introduced a regression where a few systems failed to boot successfully. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Jann Horn...

USN-3528-1: Ruby vulnerabilities

It was discovered that Ruby incorrectly handled certain terminal emulator escape sequences. An attacker could use this to execute arbitrary code via a crafted user name. This issue only affected Ubuntu 16.04 LTS and Ubuntu 17.10. CVE-2017-10784 It was discovered that Ruby incorrectly handled...

USN-3406-1: Linux kernel vulnerabilities

It was discovered that an out of bounds read vulnerability existed in the associative array implementation in the Linux kernel. A local attacker could use this to cause a denial of service system crash or expose sensitive information. CVE-2016-7914 It was discovered that a NULL pointer dereferenc...

USN-3391-3: Firefox regression

USN-3391-1 fixed vulnerabilities in Firefox. The update introduced a performance regression with WebExtensions. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Multiple security issues were discovered in Firefox. If a user were tricked in to opening a...

USN-3291-2: Linux kernel vulnerabilities

USN-3291-1 fixed vulnerabilities in the generic Linux kernel. This update provides the corresponding updates for the Linux kernel built for specific processors and cloud environments. Dmitry Vyukov discovered that the generic SCSI sg subsystem in the Linux kernel contained a stack-based buffer...

USN-3248-1: Linux kernel vulnerability

It was discovered that the xfrm framework for transforming packets in the Linux kernel did not properly validate data received from user space. A local attacker could use this to cause a denial of service system crash or execute arbitrary code with administrative privileges...

USN-3216-1: Firefox vulnerabilities

Multiple security issues were discovered in Firefox. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to bypass same origin restrictions, obtain sensitive information, spoof the addressbar, spoof the print dialog, cause a denial of...

USN-3218-1: Linux kernel vulnerability

Alexander Popov discovered that the NHDLC line discipline implementation in the Linux kernel contained a double-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly gain administrative privileges...

USN-3188-1: Linux kernel vulnerability

Andrey Konovalov discovered that the SCTP implementation in the Linux kernel improperly handled validation of incoming data. A remote attacker could use this to cause a denial of service system crash...

USN-3157-1: Apport vulnerabilities

Donncha O Cearbhaill discovered that the crash file parser in Apport improperly treated the CrashDB field as python code. An attacker could use this to convince a user to open a maliciously crafted crash file and execute arbitrary code with the privileges of that user. This issue only affected...

USN-3151-4: Linux kernel (Raspberry Pi 2) vulnerability

Philip Pettersson discovered a race condition in the afpacket implementation in the Linux kernel. A local unprivileged attacker could use this to cause a denial of service system crash or run arbitrary code with administrative privileges...

USN-3152-1: Linux kernel vulnerability

Philip Pettersson discovered a race condition in the afpacket implementation in the Linux kernel. A local unprivileged attacker could use this to cause a denial of service system crash or run arbitrary code with administrative privileges...

USN-3149-2: Linux kernel (Trusty HWE) vulnerability

USN-3149-1 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 LTS. Philip Pettersson discovered a race condition in the afpacket implementation in the...

USN-3146-2: Linux kernel (Xenial HWE) vulnerabilities

USN-3146-1 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 getuserasmex implementation in the Linux kernel for x86/x86...

USN-3108-1: Bind vulnerability

Toshifumi Sakaguchi discovered that Bind incorrectly handled certain packets with malformed options. A remote attacker could possibly use this issue to cause Bind to crash, resulting in a denial of service...

USN-3106-4: Linux kernel (Qualcomm Snapdragon) vulnerability

It was discovered that a race condition existed in the memory manager of the Linux kernel when handling copy-on-write breakage of private read-only memory mappings. A local attacker could use this to gain administrative privileges...

USN-3096-1: NTP vulnerabilities

Aanchal Malhotra discovered that NTP incorrectly handled authenticated broadcast mode. A remote attacker could use this issue to perform a replay attack. CVE-2015-7973 Matt Street discovered that NTP incorrectly verified peer associations of symmetric keys. A remote attacker could use this issue ...

USN-3093-1: ClamAV vulnerabilities

It was discovered that ClamAV incorrectly handled certain malformed files. A remote attacker could use this issue to cause ClamAV to crash, resulting in a denial of service, or possibly execute arbitrary code. In the default installation, attackers would be isolated by the ClamAV AppArmor profile...

USN-3076-1: Firefox vulnerabilities

Atte Kettunen discovered an out-of-bounds read when handling certain Content Security Policy CSP directives in some circumstances. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit this to cause a denial of service via application crash...

USN-3085-1: GDK-PixBuf vulnerabilities

It was discovered that the GDK-PixBuf library did not properly handle specially crafted bmp images, leading to a heap-based buffer overflow. If a user or automated system were tricked into opening a specially crafted bmp file, a remote attacker could use this flaw to cause GDK-PixBuf to crash,...