USN-1440-1: Linux kernel (Natty backport) vulnerabilities

A flaw was found in the Linux's kernels ext4 file system when mounted with a journal. A local, unprivileged user could exploit this flaw to cause a denial of service. CVE-2011-4086 Sasha Levin discovered a flaw in the permission checking for device assignments requested via the kvm ioctl in the...

USN-1359-1: Tomcat vulnerabilities

It was discovered that Tomcat incorrectly performed certain caching and recycling operations. A remote attacker could use this flaw to obtain read access to IP address and HTTP header information in certain cases. This issue only applied to Ubuntu 11.10. CVE-2011-3375 It was discovered that Tomca...

USN-1278-1: Linux (Maverick backport) vulnerabilities

It was discovered that CIFS incorrectly handled authentication. When a user had a CIFS share mounted that required authentication, a local user could mount the same share without knowing the correct password. CVE-2011-1585 Andrea Righi discovered a race condition in the KSM memory merging support...

USN-1275-1: Linux kernel vulnerability

Peter Huewe discovered an information leak in the handling of reading security-related TPM data. A local, unprivileged user could read the results of a previous TPM command. CVE-2011-1162 Vasiliy Kulikov discovered that taskstats did not enforce access restrictions. A local attacker could exploit...

USN-1184-1: Firefox and Xulrunner vulnerabilities

Gary Kwong, Igor Bukanov, and Bob Clary discovered multiple memory vulnerabilities in the browser rendering engine. An attacker could use these to possibly execute arbitrary code with the privileges of the user invoking Firefox. CVE-2011-2982 It was discovered that a vulnerability in event...

USN-1019-1: Firefox and Xulrunner vulnerabilities

Jesse Ruderman, Andreas Gal, Nils, Brian Hackett, and Igor Bukanov discovered several memory issues in the browser engine. An attacker could exploit these to crash the browser or possibly run arbitrary code as the user invoking the program. CVE-2010-3776, CVE-2010-3777, CVE-2010-3778 It was...

USN-1021-1: Apache vulnerabilities

It was discovered that Apache's modcache and moddav modules incorrectly handled requests that lacked a path. A remote attacker could exploit this with a crafted request and cause a denial of service. This issue affected Ubuntu 6.06 LTS, 8.04 LTS, 9.10 and 10.04 LTS. CVE-2010-1452 It was discovere...

USN-896-1: Firefox 3.5 and Xulrunner 1.9.1 vulnerabilities

Several flaws were discovered in the browser engine of Firefox. If a user were tricked into viewing a malicious website, a remote attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. CVE-2010-0159 Orlando Barrera II...

USN-787-1: Apache vulnerabilities

Matthew Palmer discovered an underflow flaw in apr-util as included in Apache. An attacker could cause a denial of service via application crash in Apache using a crafted SVNMasterURI directive, .htaccess file, or when using modapreq2. This issue only affected Ubuntu 6.06 LTS. CVE-2009-0023 Sande...

USN-764-1: Firefox and Xulrunner vulnerabilities

Several flaws were discovered in the browser engine. If a user were tricked into viewing a malicious website, a remote attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. CVE-2009-1302, CVE-2009-1303, CVE-2009-1304,...

USN-759-1: poppler vulnerabilities

Will Dormann, Alin Rad Pop, Braden Thomas, and Drew Yao discovered that poppler contained multiple security issues in its JBIG2 decoder. If a user or automated system were tricked into opening a crafted PDF file, an attacker could cause a denial of service or execute arbitrary code with privilege...

USN-728-1: Firefox and Xulrunner vulnerabilities

Glenn Randers-Pehrson discovered that the embedded libpng in Firefox did not properly initialize pointers. If a user were tricked into viewing a malicious website with a crafted PNG file, a remote attacker could cause a denial of service or possibly execute arbitrary code with the privileges of t...

USN-538-1: libpng vulnerabilities

It was discovered that libpng did not properly perform bounds checking and comparisons in certain operations. An attacker could send a specially crafted PNG image and cause a denial of service in applications linked against libpng...

USN-470-1: Linux kernel vulnerabilities

USN-464-1 fixed several vulnerabilities in the Linux kernel. Some additional code changes were accidentally included in the Feisty update which caused trouble for some people who were not using UUID-based filesystem mounts. These changes have been reverted. We apologize for the inconvenience. For...

USN-353-1: openssl vulnerabilities

Dr. Henson of the OpenSSL core team and Open Network Security discovered a mishandled error condition in the ASN.1 parser. By sending specially crafted packet data, a remote attacker could exploit this to trigger an infinite loop, which would render the service unusable and consume all available...

USN-339-1: OpenSSL vulnerability

Philip Mackenzie, Marius Schilder, Jason Waddle and Ben Laurie of Google Security discovered that the OpenSSL library did not sufficiently check the padding of PKCS 1 v1.5 signatures if the exponent of the public key is 3 which is widely used for CAs. This could be exploited to forge signatures...

USN-48-1: xpdf, tetex-bin vulnerabilities

A potential buffer overflow has been found in the xpdf viewer. An insufficient input validation could be exploited by an attacker providing a specially crafted PDF file which, when processed by xpdf, could result in abnormal program termination or the execution of attacker supplied program code...

USN-32-1: mysql vulnerabilities

Several vulnerabilities have been discovered in the MySQL database server. Lukasz Wojtow discovered a potential buffer overflow in the function mysqlrealconnect. A malicious name server could send specially crafted DNS packages which might result in execution of arbitrary code with the database...

USN-30-1: Linux kernel vulnerabilities

CAN-2004-0883, CAN-2004-0949: During an audit of the smb file system implementation within Linux, several vulnerabilities were discovered ranging from out of bounds read accesses to kernel level buffer overflows. To exploit any of these vulnerabilities, an attacker needs control over the answers ...

USN-6892-1: Linux kernel (IBM) vulnerabilities

It was discovered that the ATA over Ethernet AoE driver in the Linux kernel contained a race condition, leading to a use-after-free vulnerability. An attacker could use this to cause a denial of service or possibly execute arbitrary code. CVE-2023-6270 It was discovered that the Atheros 802.11ac...

USN-6728-1: Squid vulnerabilities

Joshua Rogers discovered that Squid incorrectly handled collapsed forwarding. A remote attacker could possibly use this issue to cause Squid to crash, resulting in a denial of service. This issue only affected Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. CVE-2023-49288 Joshua Rogers discovered that Squ...

USN-6704-3: Linux kernel (Oracle) vulnerabilities

It was discovered that the NVIDIA Tegra XUSB pad controller driver in the Linux kernel did not properly handle return values in certain error conditions. A local attacker could use this to cause a denial of service system crash. CVE-2023-23000 Quentin Minster discovered that the KSMBD...

USN-6702-2: Linux kernel vulnerabilities

It was discovered that the NVIDIA Tegra XUSB pad controller driver in the Linux kernel did not properly handle return values in certain error conditions. A local attacker could use this to cause a denial of service system crash. CVE-2023-23000 It was discovered that the ARM Mali Display Processor...

USN-6628-1: Linux kernel (Intel IoTG) vulnerabilities

Quentin Minster discovered that a race condition existed in the KSMBD implementation in the Linux kernel when handling sessions operations. A remote attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2023-32250, CVE-2023-32252, CVE-2023-32257...

USN-6574-1: Go vulnerabilities

Takeshi Kaneko discovered that Go did not properly handle comments and special tags in the script context of html/template module. An attacker could possibly use this issue to inject Javascript code and perform a cross site scripting attack. This issue only affected Go 1.20 in Ubuntu 20.04 LTS,...

USN-6541-2: GNU C Library regression

USN-6541-1 fixed vulnerabilities in the GNU C Library. Unfortunately, changes made to allow proper application of the fix for CVE-2023-4806 in Ubuntu 22.04 LTS introduced an issue in the NSCD service IPv6 processing functionalities. This update fixes the problem. We apologize for the inconvenienc...

USN-6229-1: LibTIFF vulnerabilities

It was discovered that LibTIFF was not properly handling variables used to perform memory management operations when processing an image through tiffcrop, which could lead to a heap buffer overflow. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code...

USN-6212-1: Linux kernel (Intel IoTG) vulnerabilities

Hangyu Hua discovered that the Flower classifier implementation in the Linux kernel contained an out-of-bounds write vulnerability. An attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2023-35788, LP: 2023577 It was discovered that for some...

USN-6193-1: Linux kernel vulnerabilities

Hangyu Hua discovered that the Flower classifier implementation in the Linux kernel contained an out-of-bounds write vulnerability. An attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2023-35788, LP: 2023577 It was discovered that for some...

USN-6175-1: Linux kernel vulnerabilities

Patryk Sondej and Piotr Krysiuk discovered that a race condition existed in the netfilter subsystem of the Linux kernel when processing batch requests, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrar...

USN-6067-1: OpenStack Neutron vulnerabilities

David Sinquin discovered that OpenStack Neutron incorrectly handled the default Open vSwitch firewall rules. An attacker could possibly use this issue to impersonate the IPv6 addresses of other systems on the network. This issue only affected Ubuntu 18.04 LTS, and Ubuntu 20.04 LTS. CVE-2021-20267...

USN-6017-2: Ghostscript vulnerability

USN-6017-1 fixed vulnerabilities in Ghostscript. This update provides the corresponding updates for Ubuntu 23.04. Original advisory details: Hadrien Perrineau discovered that Ghostscript incorrectly handled certain inputs. An attacker could possibly use this issue to cause a denial of service, or...

USN-6014-1: Linux kernel vulnerabilities

Xuewei Feng, Chuanpu Fu, Qi Li, Kun Sun, and Ke Xu discovered that the TCP implementation in the Linux kernel did not properly handle IPID assignment. A remote attacker could use this to cause a denial of service connection termination or inject forged data. CVE-2020-36516 Ke Sun, Alyssa Milburn,...

USN-5948-1: Werkzeug vulnerabilities

It was discovered that Werkzeug did not properly handle the parsing of nameless cookies. A remote attacker could possibly use this issue to shadow other cookies. CVE-2023-23934 It was discovered that Werkzeug could be made to process unlimited number of multipart form data parts. A remote attacke...

USN-5932-1: Sofia-SIP vulnerabilities

It was discovered that Sofia-SIP incorrectly handled specially crafted SDP packets. A remote attacker could use this issue to cause applications using Sofia-SIP to crash, leading to a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 16.04 ESM, Ubuntu 18.04 LT...

USN-5880-1: Firefox vulnerabilities

Christian Holler discovered that Firefox did not properly manage memory when using PKCS 12 Safe Bag attributes. An attacker could construct a PKCS 12 cert bundle in such a way that could allow for arbitrary memory writes. CVE-2023-0767 Johan Carlsson discovered that Firefox did not properly manag...

USN-5856-1: Linux kernel (OEM) vulnerabilities

Davide Ornaghi discovered that the netfilter subsystem in the Linux kernel did not properly handle VLAN headers in some situations. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2023-0179 Hu Jiahui discovered that multiple race...

USN-5772-1: QEMU vulnerabilities

It was discovered that QEMU incorrectly handled bulk transfers from SPICE clients. A remote attacker could use this issue to cause QEMU to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. CVE-2021-3682 It...

USN-5757-1: Linux kernel vulnerabilities

Jann Horn discovered that the Linux kernel did not properly track memory allocations for anonymous VMA mappings in some situations, leading to potential data structure reuse. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2022-427...

USN-5637-1: libvpx vulnerability

It was discovered that libvpx incorrectly handled certain WebM media files. A remote attacker could use this issue to crash an application using libvpx under certain conditions, resulting in a denial of service...

USN-5382-2: libinput vulnerability

USN-5382-1 fixed a vulnerability in libinput. This update provides the corresponding updates for Ubuntu 22.04 LTS. Original advisory details: Albin Eldstål-Ahrens and Lukas Lamster discovered libinput did not properly handle input devices with specially crafted names. A local attacker with physic...

USN-5152-1: Thunderbird vulnerabilities

Multiple security issues were discovered in Thunderbird. If a user were tricked into opening a specially crafted website in a browsing context, an attacker could potentially exploit these to cause a denial of service, bypass security restrictions, spoof the UI, confuse the user, conduct phishing...

USN-4852-1: VTK vulnerabilities

It was discovered that VTK incorrectly handled certain XML files in the embedded Expat library. An attacker could possibly use this issue to cause a denial of service or expose sensitive information...

USN-4652-1: SniffIt vulnerability

It was discovered that SniffIt incorrectly handled certain configuration files. An attacker could possibly use this issue to execute arbitrary code...

USN-4631-1: libmaxminddb vulnerability

It was discovered that libmaxminddb incorrectly handled certain memory operations. A remote attacker could possibly use this issue to cause applications using libmaxminddb 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-4605-1: Blueman vulnerability

Vaisha Bernard discovered that blueman did not properly sanitize input on the d-bus interface to blueman-mechanism. A local attacker could possibly use this issue to escalate privileges and run arbitrary code or cause a denial of service. CVE-2020-15238...

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-4530-1: Debian-LAN vulnerabilities

Wolfgang Schweer discovered that Debian-LAN did not properly handle ACLs for the Kerberos admin server. A local attacker could possibly use this issue to change the passwords of other users, leading to root privilege escalation. CVE-2019-3467...

USN-4479-1: Django vulnerabilities

It was discovered that Django, when used with Python 3.7 or higher, incorrectly handled directory permissions. A local attacker could possibly use this issue to obtain sensitive information, or escalate permissions...