11060 matches found
USN-605-1: Thunderbird vulnerabilities
Various flaws were discovered in the JavaScript engine. If a user had JavaScript enabled and were tricked into opening a malicious email, an attacker could escalate privileges within Thunderbird, perform cross-site scripting attacks and/or execute arbitrary code with the user's privileges...
USN-547-1: PCRE vulnerabilities
Tavis Ormandy and Will Drewry discovered multiple flaws in the regular expression handling of PCRE. By tricking a user or service into running specially crafted expressions via applications linked against libpcre3, a remote attacker could crash the application, monopolize CPU resources, or possib...
USN-6885-2: Apache HTTP Server regression
USN-6885-1 fixed vulnerabilities in Apache HTTP Server. One of the security fixes introduced a regression when proxying requests to a HTTP/2 server. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Marc Stern discovered that the Apache HTTP Server...
USN-6828-1: Linux kernel (Intel IoTG) vulnerabilities
Zheng Wang discovered that the Broadcom FullMAC WLAN driver in the Linux kernel contained a race condition during device removal, leading to a use- after-free vulnerability. A physically proximate attacker could possibly use this to cause a denial of service system crash. CVE-2023-47233 It was...
USN-6688-1: Linux kernel (OEM) vulnerabilities
Pratyush Yadav discovered that the Xen network backend implementation in the Linux kernel did not properly handle zero length data request, leading to a null pointer dereference vulnerability. An attacker in a guest VM could possibly use this to cause a denial of service host domain crash...
USN-6624-1: Linux kernel vulnerabilities
Marek Marczykowski-Górecki discovered that the Xen event channel infrastructure implementation in the Linux kernel contained a race condition. An attacker in a guest VM could possibly use this to cause a denial of service paravirtualized device unavailability. CVE-2023-34324 Zheng Wang discovered...
USN-6397-1: Linux kernel (BlueField) vulnerabilities
Daniel Moghimi discovered that some IntelR Processors did not properly clear microarchitectural state after speculative execution of various instructions. A local unprivileged user could use this to obtain to sensitive information. CVE-2022-40982 Ruihan Li discovered that the bluetooth subsystem ...
USN-5963-1: Vim vulnerabilities
It was discovered that Vim was not properly performing memory management operations. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, and Ubuntu 22.10. CVE-2022-47024,...
USN-5874-1: Linux kernel vulnerabilities
It was discovered that the Broadcom FullMAC USB WiFi driver in the Linux kernel did not properly perform bounds checking in some situations. A physically proximate attacker could use this to craft a malicious USB device that when inserted, could cause a denial of service system crash or possibly...
USN-5689-1: Perl vulnerability
It was discovered that Perl incorrectly handled certain signature verification. An remote attacker could possibly use this issue to bypass signature verification...
USN-5640-1: Linux kernel (Oracle) vulnerabilities
It was discovered that the framebuffer driver on the Linux kernel did not verify size limits when changing font or screen size, leading to an out-of- bounds write. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2021-33655 Duoming...
USN-5479-2: PHP vulnerabilities
USN-5479-1 fixed vulnerabilities in PHP. This update provides the corresponding updates for Ubuntu 16.04 ESM. Original advisory details: Charles Fol discovered that PHP incorrectly handled initializing certain arrays when handling the pgqueryparams function. A remote attacker could use this issue...
USN-5500-1: Linux kernel vulnerabilities
Eric Biederman discovered that the cgroup process migration implementation in the Linux kernel did not perform permission checks correctly in some situations. A local attacker could possibly use this to gain administrative privileges. CVE-2021-4197 Lin Ma discovered that the NFC Controller...
LSN-0086-1: Kernel Live Patch Security Notice
It was discovered that a race condition existed in the network scheduling subsystem of the Linux kernel, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code.CVE-2021-39713 Yiqi Sun and Kevin Wang...
USN-5423-2: ClamAV vulnerabilities
USN-5423-1 fixed several vulnerabilities in ClamAV. This update provides the corresponding update for Ubuntu 14.04 ESM and 16.04 ESM. Original advisory details: Michał Dardas discovered that ClamAV incorrectly handled parsing CHM files. A remote attacker could possibly use this issue to cause...
USN-5262-1: GPT fdisk vulnerabilities
The potential for an out of bounds write due to a missing bounds check was discovered to impact the sgdisk utility of GPT fdisk. Exploitation requires the use of a maliciously formatted storage device and could cause sgdisk to crash as well as possibly allow for local privilege escalation...
USN-5269-1: Django vulnerabilities
Keryn Knight discovered that Django incorrectly handled certain template tags. A remote attacker could possibly use this issue to perform a cross-site scripting attack. CVE-2022-22818 Alan Ryan discovered that Django incorrectly handled file uploads. A remote attacker could possibly use this issu...
USN-5126-1: Bind vulnerability
Kishore Kumar Kothapalli discovered that Bind incorrectly handled the lame cache when processing responses. A remote attacker could possibly use this issue to cause Bind to consume resources, resulting in a denial of service...
USN-5101-1: MongoDB vulnerability
It was discovered that MongoDB incorrectly handled certain wire protocol messages. A remote attacker could possibly use this issue to cause MongoDB to crash, resulting in a denial of service...
USN-5089-2: ca-certificates update
USN-5089-1 updated ca-certificates. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory details: The ca-certificates package contained a CA certificate that will expire on 2021-09-30 and will cause connectivity issues. This update removes the...
USN-4504-1: OpenSSL vulnerabilities
Robert Merget, Marcus Brinkmann, Nimrod Aviram, and Juraj Somorovsky discovered that certain Diffie-Hellman ciphersuites in the TLS specification and implemented by OpenSSL contained a flaw. A remote attacker could possibly use this issue to eavesdrop on encrypted communications. This was fixed i...
USN-4287-1: Linux kernel vulnerabilities
It was discovered that the Linux kernel did not properly clear data structures on context switches for certain Intel graphics processors. A local attacker could use this to expose sensitive information. CVE-2019-14615 It was discovered that the Atheros 802.11ac wireless USB device driver in the...
USN-4212-1: HAProxy vulnerability
Tim Düsterhus discovered that HAProxy incorrectly handled certain HTTP/2 headers. An attacker could possibly use this issue to execute arbitrary code through CRLF injection...
USN-4122-2: Firefox regression
USN-4122-1 fixed vulnerabilities in Firefox. The update caused a regression that resulted in a crash when changing YouTube playback speed in some circumstances. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Multiple security issues were discovered i...
USN-4136-1: wpa_supplicant and hostapd vulnerability
It was discovered that wpasupplicant incorrectly handled certain management frames. An attacker could possibly use this issue to cause a denial of service...
USN-4132-2: Expat vulnerability
USN-4132-1 fixed a vulnerability in Expat. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM. Original advisory details: It was discovered that Expat incorrectly handled certain XML files. An attacker could possibly use this issue to expose sensitive...
USN-4125-1: Memcached vulnerability
It was discovered that Memcached incorrectly handled certain UNIX sockets. An attacker could possibly use this issue to access sensitive information...
USN-4108-1: Zstandard vulnerability
It was discovered that Zstandard incorrectly handled certain inputs. An attacker could possibly use this issue to execute arbitrary code...
USN-4107-1: GIFLIB vulnerabilities
It was discovered that GIFLIB incorrectly handled certain GIF files. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 18.04 LTS. CVE-2016-3977 It was discovered that GIFLIB incorrectly handled certain GIF files. An attacker could possibly use...
USN-4106-1: NLTK vulnerability
Mike Salvatore discovered that NLTK mishandled crafted ZIP archives during extraction. A remote attacker could use this vulnerability to write arbitrary files to the filesystem...
USN-3897-1: Thunderbird vulnerabilities
A use-after-free was discovered in libical. If a user were tricked in to opening a specially crafted ICS calendar file, an attacker could potentially exploit this to cause a denial of service. CVE-2016-5824 Multiple security issues were discovered in Thunderbird. If a user were tricked in to...
USN-3849-2: Linux kernel (Trusty HWE) vulnerabilities
USN-3849-1 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 a NULL pointer dereference existed in the keyring subsystem of...
USN-3723-1: Tomcat vulnerabilities
It was discovered that Tomcat incorrectly handled decoding certain UTF-8 strings. A remote attacker could possibly use this issue to cause Tomcat to crash, resulting in a denial of service. CVE-2018-1336 It was discovered that the Tomcat WebSocket client incorrectly performed hostname verificatio...
USN-3695-2: Linux kernel (HWE) vulnerabilities
USN-3695-1 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. Wen Xu discovered that the ext4 file system implementation in the Linux kernel did not...
USN-3685-1: Ruby vulnerabilities
Some of these CVE were already addressed in previous USN: 3439-1, 3553-1, 3528-1. Here we address for the remain releases. It was discovered that Ruby incorrectly handled certain inputs. An attacker could use this to cause a buffer overrun. CVE-2017-0898 It was discovered that Ruby incorrectly...
USN-3670-1: elfutils vulnerabilities
Agostino Sarubbo discovered that elfutils incorrectly handled certain malformed ELF files. If a user or automated system were tricked into processing a specially crafted ELF file, elfutils could be made to crash or consume resources, resulting in a denial of service...
USN-3633-1: Linux kernel (Intel Euclid) vulnerability
Jann Horn discovered that the Berkeley Packet Filter BPF implementation in the Linux kernel improperly performed sign extension in some situations. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code...
USN-3530-1: WebKitGTK+ vulnerabilities
It was discovered that speculative execution performed by modern CPUs could leak information through a timing side-channel attack, and that this could be exploited in web browser JavaScript engines. If a user were tricked in to opening a specially crafted website, an attacker could potentially...
USN-3392-1: Linux kernel regression
USN-3378-1 fixed vulnerabilities in the Linux kernel. Unfortunately, a regression was introduced that prevented conntrack from working correctly in some situations. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Fan Wu and Shixiong Zhao discovered a...
USN-3265-2: Linux kernel (Xenial HWE) vulnerabilities
USN-3265-1 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 use-after-free flaw existed in the filesystem encryption...
USN-3264-2: Linux kernel (Trusty HWE) vulnerability
USN-3264-1 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. Alexander Popov discovered that a race condition existed in the Stream Control...
USN-3175-2: Firefox regression
USN-3175-1 fixed vulnerabilities in Firefox. The update caused a regression on systems where the AppArmor profile for Firefox is set to enforce mode. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Multiple memory safety issues were discovered in...
USN-3168-1: Linux kernel vulnerabilities
Dmitry Vyukov discovered that the KVM implementation in the Linux kernel did not properly initialize the Code Segment CS in certain error cases. A local attacker could use this to expose sensitive information kernel memory. CVE-2016-9756 Andrey Konovalov discovered that signed integer overflows...
USN-3054-1: Linux kernel (Xenial HWE) vulnerabilities
Ben Hawkes discovered an integer overflow in the Linux netfilter implementation. On systems running 32 bit kernels, a local unprivileged attacker could use this to cause a denial of service system crash or possibly execute arbitrary code with administrative privileges. CVE-2016-3135 It was...
USN-2952-1: PHP vulnerabilities
It was discovered that the PHP Zip extension incorrectly handled directories when processing certain zip files. A remote attacker could possibly use this issue to create arbitrary directories. CVE-2014-9767 It was discovered that the PHP Soap client incorrectly validated data types. A remote...
USN-2884-1: OpenJDK 7 vulnerabilities
Multiple vulnerabilities were discovered in the OpenJDK JRE related to information disclosure, data integrity, and availability. An attacker could exploit these to cause a denial of service, expose sensitive data over the network, or possibly execute arbitrary code. CVE-2016-0483, CVE-2016-0494 A...
USN-2844-1: Linux kernel (Utopic HWE) vulnerabilities
Jan Beulich discovered that the KVM svm hypervisor implementation in the Linux kernel did not properly catch Debug exceptions on AMD processors. An attacker in a guest virtual machine could use this to cause a denial of service system crash in the host OS. CVE-2015-8104 郭永刚 discovered that the pp...
USN-2840-1: Linux kernel vulnerabilities
Dmitry Vyukov discovered that the Linux kernel's keyring handler attempted to garbage collect incompletely instantiated keys. A local unprivileged attacker could use this to cause a denial of service system crash. CVE-2015-7872 Jan Beulich discovered that the KVM svm hypervisor implementation in...
USN-2756-1: rpcbind vulnerability
It was discovered that rpcbind incorrectly handled certain memory structures. A remote attacker could use this issue to cause rpcbind to crash, resulting in a denial of service, or possibly execute arbitrary code...
USN-2463-1: Linux kernel vulnerabilities
A race condition with MMIO and PIO transactions in the KVM Kernel Virtual Machine subsystem of the Linux kernel was discovered. A guest OS user could exploit this flaw to cause a denial of service guest OS crash via a specially crafted application. CVE-2014-7842 The KVM kernel virtual machine...