8221 matches found
USN-3856-1 gnome-bluetooth vulnerability
Chris Marchesi discovered that BlueZ incorrectly handled disabling Bluetooth visibility. A remote attacker could possibly pair to devices, contrary to expectations. This update adds a workaround to GNOME Bluetooth to fix the issue...
USN-3855-1 systemd vulnerabilities
It was discovered that systemd-journald allocated variable-length buffers for certain message fields on the stack. A local attacker could potentially exploit this to cause a denial of service, or execute arbitrary code. CVE-2018-16864 It was discovered that systemd-journald allocated...
USN-3854-1 webkit2gtk vulnerabilities
A large number of security issues were discovered in the WebKitGTK+ Web and JavaScript engines. If a user were tricked into viewing a malicious website, a remote attacker could exploit a variety of issues related to web browser security, including cross-site scripting attacks, denial of service...
USN-3853-1 gnupg2 vulnerability
Ben Fuhrmannek discovered that GnuPG incorrectly handled Web Key Directory lookups. A remote attacker could possibly use this issue to cause a denial of service, or perform Cross-Site Request Forgery attacks...
USN-3852-1 exiv2 vulnerabilities
It was discovered that Exiv2 incorrectly handled certain files. An attacker could possibly use this issue to cause a denial of service. CVE-2017-9239 only affected Ubuntu 14.04 LTS and Ubuntu 16.04 LTS. CVE-2017-11591, CVE-2017-11683, CVE-2017-14859, CVE-2017-14862, CVE-2017-14864, CVE-2017-17669...
USN-3851-1 python-django vulnerability
It was discovered that Django incorrectly handled the default 404 page. A remote attacker could use this issue to spoof content using a malicious URL...
USN-3850-1 nss vulnerabilities
Keegan Ryan discovered that NSS incorrectly handled ECDSA key generation. A local attacker could possibly use this issue to perform a cache-timing attack and recover private ECDSA keys. CVE-2018-0495 It was discovered that NSS incorrectly handled certain v2-compatible ClientHello messages. A remo...
USN-3848-2 linux-lts-xenial, linux-aws vulnerabilities
USN-3848-1 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 a double free existed in the AMD GPIO driver in the Linux kerne...
USN-3849-1 linux vulnerabilities
It was discovered that a NULL pointer dereference existed in the keyring subsystem of the Linux kernel. A local attacker could use this to cause a denial of service system crash. CVE-2017-2647 It was discovered that a race condition existed in the raw MIDI driver for the Linux kernel, leading to ...
USN-3848-1 linux, linux-aws, linux-kvm, linux-raspi2, linux-snapdragon vulnerabilities
It was discovered that a double free existed in the AMD GPIO driver in the Linux kernel. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2017-18174 It was discovered that an integer overrun vulnerability existed in the POSIX timers...
USN-3847-3 linux-azure vulnerabilities
USN-3847-1 fixed vulnerabilities in the Linux kernel for Ubuntu 18.04 LTS. This update provides the corresponding updates for the Linux kernel for Microsoft Azure Cloud systems for Ubuntu 14.04 LTS. It was discovered that a race condition existed in the raw MIDI driver for the Linux kernel, leadi...
USN-3847-2 linux-hwe, linux-aws-hwe, linux-azure, linux-gcp vulnerabilities
USN-3847-1 fixed vulnerabilities in the Linux kernel for Ubuntu 18.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 18.04 LTS for Ubuntu 16.04 LTS. It was discovered that a race condition existed in the raw MIDI driver for the Linux...
USN-3847-1 linux, linux-aws, linux-azure, linux-gcp, linux-kvm, linux-oem, linux-raspi2 vulnerabilities
It was discovered that a race condition existed in the raw MIDI driver for the Linux kernel, leading to a double free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2018-10902 It was discovered that an integer overr...
USN-3845-1 freerdp, freerdp2 vulnerabilities
Eyal Itkin discovered FreeRDP incorrectly handled certain stream encodings. A malicious server could use this issue to cause FreeRDP to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only applies to Ubuntu 18.04 LTS and Ubuntu 18.10. CVE-2018-8784,...
USN-3844-1 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 cause a denial of service, bypass same-origin restritions, or execute arbitrary code. CVE-2018-12405, CVE-2018-12406, CVE-2018-1240...
USN-3843-1 pixman vulnerability
It was discovered that pixman incorrectly handled the generalcompositerect function. A remote attacker could use this issue to cause pixman to crash, resulting in a denial of service, or possibly execute arbitrary code...
USN-3837-2 poppler regression
USN-3837-1 fixed vulnerabilities in poppler. A regression was reported regarding the previous update. This update fixes the problem. We apologize for the inconvenience. Original advisory details: It was discovered that poppler incorrectly handled certain PDF files. An attacker could possibly use...
USN-3842-1 cups vulnerability
Jann Horn discovered that CUPS incorrectly handled session cookie randomness. A remote attacker could possibly use this issue to perform cross-site request forgery CSRF attacks...
USN-3841-1 lxml vulnerability
It was discovered that lxml incorrectly handled certain HTML files. An attacker could possibly use this issue to conduct cross-site scripting XSS attacks...
USN-3831-2 ghostscript regression
USN-3831-1 fixed vulnerabilities in Ghostscript. Ghostscript 9.26 introduced a regression when used with certain options. This update fixes the problem. Original advisory details: It was discovered that Ghostscript contained multiple security issues. If a user or automated system were tricked int...
USN-3840-1 openssl, openssl1.0 vulnerabilities
Samuel Weiser discovered that OpenSSL incorrectly handled DSA signing. An attacker could possibly use this issue to perform a timing side-channel attack and recover private DSA keys. CVE-2018-0734 Samuel Weiser discovered that OpenSSL incorrectly handled ECDSA signing. An attacker could possibly...
USN-3839-1 wavpack vulnerabilities
It was discovered that WavPack incorrectly handled certain WAV files. An attacker could possibly use this issue to cause a denial of service. CVE-2018-19840, CVE-2018-19841...
USN-3838-1 libraw vulnerabilities
It was discovered that LibRaw incorrectly handled photo files. If a user or automated system were tricked into processing a specially crafted photo file, a remote attacker could cause applications linked against LibRaw to crash, resulting in a denial of service, or possibly execute arbitrary code...
USN-3837-1 poppler vulnerabilities
It was discovered that poppler incorrectly handled certain PDF files. An attacker could possibly use this issue to cause a denial of service. CVE-2018-16646, CVE-2018-19058, CVE-2018-19059, CVE-2018-19060 It was discovered that poppler incorrectly handled certain PDF files. An attacker could...
USN-3836-2 linux-hwe, linux-gcp vulnerabilities
USN-3836-1 fixed vulnerabilities in the Linux kernel for Ubuntu 18.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 18.04 LTS for Ubuntu 16.04 LTS. Jann Horn discovered that the Linux kernel mishandles mapping UID or GID ranges inside...
USN-3836-1 linux, linux-gcp, linux-kvm, linux-raspi2 vulnerabilities
Jann Horn discovered that the Linux kernel mishandles mapping UID or GID ranges inside nested user namespaces in some situations. A local attacker could use this to bypass access controls on resources outside the namespace. CVE-2018-18955 Philipp Wendler discovered that the overlayfs implementati...
USN-3834-1 perl vulnerabilities
Jayakrishna Menon discovered that Perl incorrectly handled Perlmysetenv. An attacker could use this issue to cause Perl to crash, resulting in a denial of service, or possibly execute arbitrary code. CVE-2018-18311 Eiichi Tsukata discovered that Perl incorrectly handled certain regular expression...
USN-3833-1 linux-aws vulnerabilities
Jann Horn discovered that the Linux kernel mishandles mapping UID or GID ranges inside nested user namespaces in some situations. A local attacker could use this to bypass access controls on resources outside the namespace. CVE-2018-18955 Philipp Wendler discovered that the overlayfs implementati...
USN-3795-3 libssh regression
USN-3795-1 and USN-3795-2 fixed a vulnerability in libssh. The upstream fix introduced a regression. This update fixes the problem. Original advisory details: Peter Winter-Smith discovered that libssh incorrectly handled authentication when being used as a server. A remote attacker could use this...
USN-3831-1 ghostscript vulnerabilities
It was discovered that Ghostscript contained multiple security issues. If a user or automated system were tricked into processing a specially crafted file, a remote attacker could possibly use these issues to access arbitrary files, execute arbitrary code, or cause a denial of service...
USN-3830-1 openjdk-8, openjdk-lts regression
USN-3804-1 fixed vulnerabilities in OpenJDK. Unfortunately, that update introduced a regression when validating JAR files that prevented Java applications from finding classes in some situations. This update fixes the problem. We apologize for the inconvenience...
USN-3816-3 systemd regression
USN-3816-1 fixed vulnerabilities in systemd. The fix for CVE-2018-6954 caused a regression in systemd-tmpfiles when running Ubuntu inside a container on some older kernels. This issue only affected Ubuntu 16.04 LTS. In order to continue to support this configuration, the fixes for CVE-2018-6954...
USN-3829-1 git vulnerabilities
It was discovered that Git incorrectly handled layers of tree objects. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 14.04 LTS and Ubuntu 16.04 LTS. CVE-2017-15298 It was discovered that Git incorrectly handled certain inputs. An attacker...
USN-3828-1 webkit2gtk vulnerabilities
A large number of security issues were discovered in the WebKitGTK+ Web and JavaScript engines. If a user were tricked into viewing a malicious website, a remote attacker could exploit a variety of issues related to web browser security, including cross-site scripting attacks, denial of service...
USN-3827-1 samba vulnerabilities
Florian Stuelpner discovered that Samba incorrectly handled CNAME records. A remote attacker could use this issue to cause Samba to crash, resulting in a denial of service. CVE-2018-14629 Alex MacCuish discovered that Samba incorrectly handled memory when configured to accept smart-card...
USN-3826-1 qemu vulnerabilities
Daniel Shapira and Arash Tohidi discovered that QEMU incorrectly handled NE2000 device emulation. An attacker inside the guest could use this issue to cause QEMU to crash, resulting in a denial of service. CVE-2018-10839 It was discovered that QEMU incorrectly handled the Slirp networking back-en...
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-3825-1 libapache2-mod-perl2 vulnerability
Jan Ingvoldstad discovered that modperl incorrectly handled configuration options to disable being used by unprivileged users, contrary to the documentation. A local attacker could possibly use this issue to execute arbitrary Perl code...
USN-3816-2 systemd vulnerability
USN-3816-1 fixed several vulnerabilities in systemd. However, the fix for CVE-2018-6954 was not sufficient. This update provides the remaining fixes. We apologize for the inconvenience. Original advisory details: Jann Horn discovered that unitdeserialize incorrectly handled status messages above ...
USN-3824-1 openjdk-7 vulnerabilities
It was discovered that the Security component of OpenJDK did not properly ensure that manifest elements were signed before use. An attacker could possibly use this to specially construct an untrusted Java application or applet that could escape sandbox restrictions. CVE-2018-3136 Artem Smotrakov...
USN-3822-1 linux vulnerabilities
Jim Mattson discovered that the KVM implementation in the Linux kernel mismanages the BP and OF exceptions. A local attacker in a guest virtual machine could use this to cause a denial of service guest OS crash. CVE-2016-9588 It was discovered that the generic SCSI driver in the Linux kernel did...
USN-3820-3 linux-azure vulnerabilities
Felix Wilhelm discovered that the Xen netback driver in the Linux kernel did not properly perform input validation in some situations. An attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2018-15471 It was discovered that the generic SCSI...
USN-3821-2 linux-lts-xenial, linux-aws vulnerabilities
USN-3821-1 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. Wen Xu discovered that the ext4 filesystem implementation in the Linux kernel did not...
USN-3821-1 linux, linux-aws, linux-kvm, linux-raspi2, linux-snapdragon vulnerabilities
Wen Xu discovered that the ext4 filesystem implementation in the Linux kernel did not properly ensure that xattr information remained in inode bodies. An attacker could use this to construct a malicious ext4 image that, when mounted, could cause a denial of service system crash. CVE-2018-10880 It...
USN-3820-2 linux-hwe, linux-azure, linux-gcp vulnerabilities
USN-3820-1 fixed vulnerabilities in the Linux kernel for Ubuntu 18.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 18.04 LTS for Ubuntu 16.04 LTS. Felix Wilhelm discovered that the Xen netback driver in the Linux kernel did not...
USN-3820-1 linux, linux-aws, linux-azure, linux-gcp, linux-kvm, linux-oem, linux-raspi2 vulnerabilities
Felix Wilhelm discovered that the Xen netback driver in the Linux kernel did not properly perform input validation in some situations. An attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2018-15471 It was discovered that the generic SCSI...
USN-3818-1 postgresql-10 vulnerability
It was discovered that PostgreSQL incorrectly handled certain trigger definitions when running pgupgrade or pgdump. A remote attacker could possibly use this issue to execute arbitrary SQL statements with superuser privileges...
USN-3817-1 python2.7, python3.4, python3.5 vulnerabilities
It was discovered that Python incorrectly handled large amounts of data. A remote attacker could use this issue to cause Python to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 14.04 LTS and Ubuntu 16.04 LTS. CVE-2018-1000030 It was...
USN-3814-2 clamav vulnerabilities
Updated: 2018-11-21: The embedded version of libmspack in ClamAV was found to not be affected by the listed vulnerabilities, therefore the following is not applicable. USN-3814-1 fixed several vulnerabilities in libmspack. In Ubuntu 14.04 libmspack is included into ClamAV. This update provides th...
USN-3816-1 systemd vulnerabilities
Jann Horn discovered that unitdeserialize incorrectly handled status messages above a certain length. A local attacker could potentially exploit this via NotifyAccess to inject arbitrary state across re-execution and obtain root privileges. CVE-2018-15686 Jann Horn discovered a race condition in...