USN-1673-1: Linux kernel (OMAP4) vulnerability

Dmitry Monakhov reported a race condition flaw the Linux ext4 filesystem that can expose stale data. An unprivileged user could exploit this flaw to cause an information leak. CVE-2012-4508 A flaw was discovered in the Linux kernel's handling of new hot-plugged memory. An unprivileged local user...

USN-1534-1: Linux kernel (EC2) vulnerabilities

An error was discovered in the Linux kernel's network TUN/TAP device implementation. A local user with access to the TUN/TAP interface which is not available to unprivileged users until granted by a root user could exploit this flaw to crash the system or potential gain administrative privileges...

USN-1373-1: OpenJDK 6 vulnerabilities

It was discovered that the Java HttpServer class did not limit the number of headers read from a HTTP request. A remote attacker could cause a denial of service by sending special requests that trigger hash collisions predictably. CVE-2011-5035 ATTENTION: this update changes previous Java...

USN-1364-1: Linux kernel (OMAP4) vulnerabilities

A bug was discovered in the Linux kernel's calculation of OOM Out of memory scores, that would result in the wrong process being killed. A user could use this to kill the process with the highest OOM score, even if that process belongs to another user or the system. CVE-2011-4097 A flaw was...

USN-1201-1: Linux kernel vulnerabilities

It was discovered that the /proc filesystem did not correctly handle permission changes when programs executed. A local attacker could hold open files to examine details about programs running with higher privileges, potentially increasing the chances of exploiting additional vulnerabilities...

USN-1153-1: libxml2 vulnerability

Chris Evans discovered that libxml2 incorrectly handled memory allocation. If an application using libxml2 opened a specially crafted XML file, an attacker could cause a denial of service or possibly execute code as the user invoking the program...

USN-1098-1: vsftpd vulnerability

It was discovered that vsftpd incorrectly handled certain glob expressions. A remote authenticated user could use a crafted glob expression to cause vftpd to consume all resources, leading to a denial of service...

USN-1086-1: Linux kernel (EC2) vulnerabilities

Dan Rosenberg discovered that multiple terminal ioctls did not correctly initialize structure memory. A local attacker could exploit this to read portions of kernel stack memory, leading to a loss of privacy. CVE-2010-4075 Dan Rosenberg discovered that the socket filters did not correctly...

USN-1008-4: libvirt regression

USN-1008-1 fixed vulnerabilities in libvirt. The upstream fixes for CVE-2010-2238 changed the behavior of libvirt such that the domain XML could not specify 'hostdevice' as the qemu sub-type. While libvirt 0.8.3 and later will longer support specifying this sub-type, this update restores the old...

USN-990-2: Apache vulnerability

USN-860-1 introduced a partial workaround to Apache that disabled client initiated TLS renegotiation in order to mitigate CVE-2009-3555. USN-990-1 introduced the new RFC5746 renegotiation extension in openssl, and completely resolves the issue. After updating openssl, an Apache server will allow...

USN-955-1: OPIE vulnerability

Maksymilian Arciemowicz and Adam Zabrocki discovered that OPIE incorrectly handled long usernames. A remote attacker could exploit this with a crafted username and make applications linked against libopie crash, leading to a denial of service...

USN-890-6: CMake vulnerabilities

USN-890-1 fixed vulnerabilities in Expat. This update provides the corresponding updates for CMake. Original advisory details: Jukka Taimisto, Tero Rontti and Rauli Kaksonen discovered that Expat did not properly process malformed XML. If a user or application linked against Expat were tricked in...

USN-914-1: Linux kernel vulnerabilities

Mathias Krause discovered that the Linux kernel did not correctly handle missing ELF interpreters. A local attacker could exploit this to cause the system to crash, leading to a denial of service. CVE-2010-0307 Marcelo Tosatti discovered that the Linux kernel's hardware virtualization did not...

USN-862-1: PHP vulnerabilities

Maksymilian Arciemowicz discovered that PHP did not properly validate arguments to the dbareplace function. If a script passed untrusted input to the dbareplace function, an attacker could truncate the database. This issue only applied to Ubuntu 6.06 LTS, 8.04 LTS, and 8.10. CVE-2008-7068 It was...

USN-575-1: Apache vulnerabilities

It was discovered that Apache did not sanitize the Expect header from an HTTP request when it is reflected back in an error message, which could result in browsers becoming vulnerable to cross-site scripting attacks when processing the output. With cross-site scripting vulnerabilities, if a user...

USN-522-1: openssl vulnerabilities

It was discovered that OpenSSL did not correctly perform Montgomery multiplications. Local attackers might be able to reconstruct RSA private keys by examining another user's OpenSSL processes. CVE-2007-3108 Moritz Jodeit discovered that OpenSSL's SSLgetsharedciphers function did not correctly...

USN-352-1: Thunderbird vulnerabilities

Various flaws have been reported that allow an attacker to execute arbitrary code with user privileges by tricking the user into opening a malicious email containing JavaScript. Please note that JavaScript is disabled by default for emails, and it is not recommended to enable it. CVE-2006-4253,...

USN-346-1: Linux kernel vulnerabilities

A Denial of service vulnerability was reported in iptables' SCTP conntrack module. On computers which use this iptables module, a remote attacker could expoit this to trigger a kernel crash. CVE-2006-2934 A buffer overflow has been discovered in the dvdreadbca function. By inserting a specially...

USN-147-1: PHP XMLRPC vulnerability

A remote code execution vulnerability has been discovered in the XMLRPC module of the PEAR PHP Extension and Application Repository extension of PHP. By sending specially crafted XMLRPC requests to an affected web server, a remote attacker could exploit this to execute arbitrary code with the web...

USN-7434-1: Perl vulnerability

It was discovered that Perl incorrectly handled transliterating non-ASCII bytes. A remote attacker could use this issue to cause Perl to crash, resulting in a denial of service, or possibly execute arbitrary code...

USN-7426-1: poppler vulnerabilities

It was discovered that poppler incorrectly handled memory when opening certain PDF files. An attacker could possibly use this issue to cause poppler to crash, resulting in a denial of service...

USN-7285-2: nginx vulnerability

USN-7285-1 fixed vulnerabilities in nginx. This update provides the corresponding updates for Ubuntu 24.04 LTS. Original advisory details: It was discovered that nginx incorrectly handled when multiple server blocks are configured to share the same IP address and port. An attacker could use this...

USN-7357-1: Libxslt vulnerability

Ivan Fratric discovered that Libxslt incorrectly handled certain memory operations when handling documents. A remote attacker could use this issue to cause Libxslt to crash, resulting in a denial of service, or possibly execute arbitrary code...

USN-7350-1: UnRAR vulnerabilities

It was discovered that UnRAR incorrectly handled certain paths. If a user or automated system were tricked into extracting a specially crafted RAR archive, a remote attacker could possibly use this issue to write arbitrary files outside of the targeted directory. CVE-2022-30333, CVE-2022-48579 It...

USN-7315-1: PostgreSQL vulnerability

Stephen Fewer discovered that PostgreSQL incorrectly handled quoting syntax in certain scenarios. A remote attacker could possibly use this issue to perform SQL injection attacks...

USN-6938-1: Linux kernel vulnerabilities

It was discovered that the device input subsystem in the Linux kernel did not properly handle the case when an event code falls outside of a bitmap. A local attacker could use this to cause a denial of service system crash. CVE-2022-48619 黄思聪 discovered that the NFC Controller Interface NCI...

USN-6648-1: Linux kernel vulnerabilities

It was discovered that a race condition existed in the AppleTalk networking 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-2023-51781 Zhenghan Wang discover...

USN-6465-3: Linux kernel (GKE) vulnerabilities

Yu Hao and Weiteng Chen discovered that the Bluetooth HCI UART driver in the Linux kernel contained a race condition, leading to a null pointer dereference vulnerability. A local attacker could use this to cause a denial of service system crash. CVE-2023-31083 Lin Ma discovered that the Netlink...

USN-6466-1: Linux kernel (NVIDIA) vulnerabilities

Hyunwoo Kim discovered that the DVB Core driver in the Linux kernel contained a race condition during device removal, leading to a use-after- free vulnerability. A physically proximate attacker could use this to cause a denial of service system crash or possibly execute arbitrary code...

USN-6461-1: Linux kernel (OEM) vulnerabilities

Yu Hao discovered that the UBI driver in the Linux kernel did not properly check for MTD with zero erasesize during device attachment. A local privileged attacker could use this to cause a denial of service system crash. CVE-2023-31085 Marek Marczykowski-Górecki discovered that the Xen event...

USN-6426-1: WebKitGTK vulnerabilities

Several 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 attacks, and...

USN-6383-1: Linux kernel vulnerabilities

Jana Hofmann, Emanuele Vannacci, Cedric Fournet, Boris Kopf, and Oleksii Oleksenko discovered that some AMD processors could leak stale data from division operations in certain situations. A local attacker could possibly use this to expose sensitive information. CVE-2023-20588 It was discovered...

USN-6260-1: Linux kernel vulnerabilities

It was discovered that the NTFS file system implementation in the Linux kernel did not properly check buffer indexes in certain situations, leading to an out-of-bounds read vulnerability. A local attacker could possibly use this to expose sensitive information kernel memory. CVE-2022-48502...

USN-6143-1: Firefox vulnerabilities

Multiple security issues were discovered in Firefox. If a user were tricked into opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service, obtain sensitive information across domains, or execute arbitrary code. CVE-2023-34414, CVE-2023-34416,...

USN-6095-1: Linux kernel vulnerabilities

Jordy Zomer and Alexandra Sandulescu discovered that the Linux kernel did not properly implement speculative execution barriers in usercopy functions in certain situations. A local attacker could use this to expose sensitive information kernel memory. CVE-2023-0459 Xingyuan Mo discovered that the...

USN-6063-1: Ceph vulnerabilities

Mark Kirkwood discovered that Ceph incorrectly handled certain key lengths. An attacker could possibly use this issue to create non-random encryption keys. This issue only affected Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. CVE-2021-3979 It was discovered that Ceph incorrectly handled the volumes...

USN-5984-1: Linux kernel vulnerabilities

It was discovered that the System V IPC implementation in the Linux kernel did not properly handle large shared memory counts. A local attacker could use this to cause a denial of service memory exhaustion. CVE-2021-3669 It was discovered that a use-after-free vulnerability existed in the SGI GRU...

USN-5871-2: Git regression

USN-5871-1 fixed vulnerabilities in Git. A backport fixing part of the vulnerability in CVE-2023-22490 was required. This update fix this for Ubuntu 18.04 LTS. Original advisory details: It was discovered that Git incorrectly handled certain repositories. An attacker could use this issue to make...

USN-5791-3: Linux kernel (Azure) vulnerabilities

It was discovered that a race condition existed in the Android Binder IPC subsystem in 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-2022-20421 David Leadbeater...

USN-5424-1: OpenLDAP vulnerability

It was discovered that OpenLDAP incorrectly handled certain SQL statements within LDAP queries in the experimental back-sql backend. A remote attacker could possibly use this issue to perform an SQL injection attack and alter the database...

USN-4987-2: ExifTool vulnerability

USN-4987-1 fixed a vulnerability in ExifTool. This update provides the corresponding update for Ubuntu 16.04 ESM. Original advisory details: It was discovered that ExifTool did not properly sanitize user data for the DjVu file format. An attacker could use this vulnerability to cause a DoS or...

USN-4693-1: Ampache vulnerabilities

It was discovered that an SQL injection vulnerability exists in the Ampache search engine. Any user able to perform searches could dump any data contained in the database. An attacker could use this to disclose sensitive information. CVE-2019-12385 It was discovered that an XSS vulnerability in...

USN-4477-1: Squid vulnerabilities

Amit Klein discovered that Squid incorrectly validated certain data. A remote attacker could possibly use this issue to perform an HTTP request smuggling attack, resulting in cache poisoning. CVE-2020-15810 Régis Leroy discovered that Squid incorrectly validated certain data. A remote attacker...

USN-4436-1: librsvg vulnerabilities

It was discovered that librsvg incorrectly handled parsing certain SVG files. A remote attacker could possibly use this issue to cause librsvg to crash, resulting in a denial of service. This issue only affected Ubuntu 16.04 LTS. CVE-2017-11464 It was discovered that librsvg incorrectly handled...

USN-4400-1: nfs-utils vulnerability

It was discovered that the nfs-utils package set incorrect permissions on the /var/lib/nfs directory. An attacker could possibly use this issue to escalate privileges...

USN-4362-1: DPDK vulnerabilities

It was discovered that DPDK incorrectly handled certain inputs. An attacker could possibly use this issue to cause a crash or execute arbitrary code. CVE-2020-10722, CVE-2020-10723, CVE-2020-10724, CVE-2020-10725, CVE-2020-10726...

USN-4361-1: Dovecot vulnerabilities

Philippe Antoine discovered that Dovecot incorrectly handled certain data. An attacker could possibly use this issue to cause a denial of service. CVE-2020-10957, CVE-2020-10967 Philippe Antoine discovered that Dovecot incorrectly handled certain data. An attacker could possibly use this issue to...

USN-4356-1: Squid vulnerabilities

Jeriko One discovered that Squid incorrectly handled certain Edge Side Includes ESI responses. A malicious remote server could cause Squid to crash, possibly poison the cache, or possibly execute arbitrary code. CVE-2019-12519, CVE-2019-12521 It was discovered that Squid incorrectly handled the...

USN-4346-1: Linux kernel vulnerabilities

It was discovered that the QLogic Fibre Channel driver in the Linux kernel did not properly check for error, leading to a NULL pointer dereference. A local attacker could possibly use this to cause a denial of service system crash. CVE-2019-16233 It was discovered that the Intel Wi-Fi driver in t...

USN-4307-1: Apache HTTP Server update

As a security improvement, this update adds TLSv1.3 support to the Apache HTTP Server package in Ubuntu 18.04 LTS. TLSv1.3 is enabled by default, and in certain environments may cause compatibility issues. The SSLProtocol directive may be used to disable TLSv1.3 in these problematic environments...