USN-3697-2: Linux kernel (OEM) vulnerabilities

It was discovered that a null pointer dereference vulnerability existed in the DCCP protocol implementation in the Linux kernel. A local attacker could use this to cause a denial of service system crash. CVE-2018-1130 Jann Horn discovered that the 32 bit adjtimex syscall implementation for 64 bit...

USN-3696-2: Linux kernel (Xenial HWE) vulnerabilities

USN-3696-1 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 an integer overflow existed in the perf subsystem of the Linux...

USN-3696-1: Linux kernel vulnerabilities

It was discovered that an integer overflow existed in the perf subsystem of the Linux kernel. A local attacker could use this to cause a denial of service system crash. CVE-2017-18255 Wei Fang discovered an integer overflow in the F2FS filesystem implementation in the Linux kernel. A local attack...

USN-3695-1: Linux kernel vulnerabilities

Wen Xu discovered that the ext4 filesystem implementation in the Linux kernel did not properly initialize the crc32c checksum driver. A local attacker could use this to cause a denial of service system crash. CVE-2018-1094 It was discovered that the cdrom driver in the Linux kernel contained an...

USN-3691-1: OpenJDK 7 vulnerabilities

It was discovered that the Security component of OpenJDK did not correctly perform merging of multiple sections for the same file listed in JAR archive file manifests. An attacker could possibly use this to modify attributes in a manifest without invalidating the signature. CVE-2018-2790 Francesc...

USN-3690-1: AMD Microcode update

Jann Horn discovered that microprocessors utilizing speculative execution and branch prediction may allow unauthorized memory reads via sidechannel attacks. This flaw is known as Spectre. A local attacker could use this to expose sensitive information, including kernel memory. This update provide...

USN-3689-2: Libgcrypt vulnerability

USN-3689-1 fixed a vulnerability in Libgcrypt. This update provides the corresponding update for Ubuntu 12.04 ESM. Original advisory details: Keegan Ryan discovered that Libgcrypt was susceptible to a side-channel attack. A local attacker could possibly use this attack to recover ECDSA private ke...

USN-3688-1: Spidermonkey vulnerabilities

Multiple memory safety issues were fixed in Spidermonkey. An attacker could potentially exploit these to cause a denial of service, or execute arbitrary code...

USN-3689-1: Libgcrypt vulnerability

Keegan Ryan discovered that Libgcrypt was susceptible to a side-channel attack. A local attacker could possibly use this attack to recover ECDSA private keys...

USN-3675-3: GnuPG vulnerability

USN-3675-1 fixed a vulnerability in GnuPG. This update provides the corresponding update for Ubuntu 12.04 ESM. Original advisory details: Marcus Brinkmann discovered that during decryption or verification, GnuPG did not properly filter out terminal sequences when reporting the original filename. ...

USN-3678-4: Linux kernel (Raspberry Pi 2) vulnerabilities

Wen Xu discovered that the ext4 filesystem implementation in the Linux kernel did not properly handle corrupted meta data in some situations. An attacker could use this to specially craft an ext4 file system that caused a denial of service system crash when mounted. CVE-2018-1092 It was discovere...

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-3683-1: Bind vulnerability

Andrew Skalski discovered that Bind could incorrectly enable recursion when the "allow-recursion" setting wasn't specified. This issue could improperly permit recursion to all clients, contrary to expectations...

USN-3678-3: Linux kernel (Azure) vulnerabilities

Wen Xu discovered that the ext4 filesystem implementation in the Linux kernel did not properly handle corrupted meta data in some situations. An attacker could use this to specially craft an ext4 file system that caused a denial of service system crash when mounted. CVE-2018-1092 It was discovere...

USN-3680-1: libvirt vulnerability and update

Ken Johnson and Jann Horn independently discovered that microprocessors utilizing speculative execution of a memory read may allow unauthorized memory reads via sidechannel attacks. An attacker in the guest could use this to expose sensitive guest information, including kernel memory. This update...

USN-3678-2: Linux kernel (Azure) vulnerabilities

Wen Xu discovered that the ext4 filesystem implementation in the Linux kernel did not properly handle corrupted meta data in some situations. An attacker could use this to specially craft an ext4 file system that caused a denial of service system crash when mounted. CVE-2018-1092 It was discovere...

USN-3677-2: Linux kernel (HWE) vulnerabilities

USN-3677-1 fixed vulnerabilities in the Linux kernel for Ubuntu 17.10. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 17.10 for Ubuntu 16.04 LTS. It was discovered that the netfilter subsystem of the Linux kernel did not properly validate...

USN-3676-1: Linux kernel vulnerabilities

Wen Xu discovered that the ext4 filesystem implementation in the Linux kernel did not properly handle corrupted meta data in some situations. An attacker could use this to specially craft an ext4 filesystem that caused a denial of service system crash when mounted. CVE-2018-1092, CVE-2018-1093 It...

USN-3674-1: Linux kernel vulnerabilities

It was discovered that the netfilter subsystem of the Linux kernel did not properly validate ebtables offsets. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2018-1068 It was discovered that a NULL pointer dereference existed in t...

USN-3671-1: Git vulnerabilities

Etienne Stalmans discovered that git did not properly validate git submodules files. A remote attacker could possibly use this to craft a git repo that causes arbitrary code execution when "git clone --recurse-submodules" is used. CVE-2018-11235 It was discovered that an integer overflow existed ...