USN-2385-1 openssl vulnerabilities

It was discovered that OpenSSL incorrectly handled memory when parsing DTLS SRTP extension data. A remote attacker could possibly use this issue to cause OpenSSL to consume resources, resulting in a denial of service. This issue only affected Ubuntu 12.04 LTS and Ubuntu 14.04 LTS. CVE-2014-3513 I...

USN-2362-1 bash vulnerability

Stephane Chazelas discovered that Bash incorrectly handled trailing code in function definitions. An attacker could use this issue to bypass environment restrictions, such as SSH forced command environments...

USN-2339-2 libgcrypt11 vulnerability

Daniel Genkin, Adi Shamir, and Eran Tromer discovered that Libgcrypt was susceptible to an adaptive chosen ciphertext attack via physical side channels. A local attacker could use this attack to possibly recover private keys...

USN-2321-1 neutron vulnerabilities

Liping Mao discovered that OpenStack Neutron did not properly handle requests for a large number of allowed address pairs. A remote authenticated attacker could exploit this to cause a denial of service. CVE-2014-3555 Zhi Kun Liu discovered that OpenStack Neutron incorrectly filtered certain...

USN-2302-1 tomcat6, tomcat7 vulnerabilities

David Jorm discovered that Tomcat incorrectly handled certain requests submitted using chunked transfer encoding. A remote attacker could use this flaw to cause the Tomcat server to consume resources, resulting in a denial of service. CVE-2014-0075 It was discovered that Tomcat did not properly...

USN-2300-1 lzo2 vulnerability

Don A. Bailey discovered that LZO incorrectly handled certain input data. An attacker could use this issue to cause LZO to crash, resulting in a denial of service, or possibly execute arbitrary code...

USN-2276-1 php5 vulnerabilities

Francisco Alonso discovered that the PHP Fileinfo component incorrectly handled certain CDF documents. A remote attacker could use this issue to cause PHP to hang or crash, resulting in a denial of service. CVE-2014-0207, CVE-2014-3478, CVE-2014-3479, CVE-2014-3480, CVE-2014-3487 Stefan Esser...

USN-2275-1 dbus vulnerabilities

Alban Crequy discovered that dbus-daemon incorrectly sent AccessDenied errors to the service instead of the client when enforcing permissions. A local user can use this issue to possibly deny access to the service. CVE-2014-3477 Alban Crequy discovered that dbus-daemon incorrectly handled certain...

USN-2250-1 thunderbird vulnerabilities

Gary Kwong, Christoph Diehl, Christian Holler, Hannes Verschore, Jan de Mooij, Ryan VanderMeulen, Jeff Walden and Kyle Huey discovered multiple memory safety issues in Thunderbird. If a user were tricked in to opening a specially crafted message with scripting enabled, an attacker could potential...

USN-2192-1 openssl vulnerabilities

It was discovered that OpenSSL incorrectly handled memory in the ssl3readbytes function. A remote attacker could use this issue to possibly cause OpenSSL to crash, resulting in a denial of service. CVE-2010-5298 It was discovered that OpenSSL incorrectly handled memory in the dossl3write function...

USN-8905-2 linux-gcp vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM32 architecture; - ARM64 architecture; - MIPS architecture; - x86 architecture; - Intel NPU Driver; - Auxiliary...

USN-8894-1 poppler vulnerabilities

It was discovered that Poppler had an integer overflow in FoFiTrueType::cvtSfnts. An attacker could possibly use this issue to cause Poppler to crash, resulting in a denial of service, or execute arbitrary code. CVE-2026-102620 It was discovered that Poppler had an integer overflow in...

USN-8884-1 u-boot vulnerabilities

Timo Preißl discovered that U-Boot incorrectly handled certain malformed ZFS file system metadata. An attacker could possibly use this issue to trigger an integer overflow and out-of-bounds memory access, resulting in arbitrary code execution or a denial of service. CVE-2025-70290 Timo Preißl...

USN-8876-1 linux-azure-fde vulnerabilities

It was discovered that the i.MX clock driver in the Linux kernel did not properly handle certain memory allocation failure conditions, leading to a null pointer dereference vulnerability. A local attacker could possibly use this to cause a denial of service system crash. CVE-2022-3114 Several...

USN-8818-6 linux-fips vulnerabilities

It was discovered that some Arm processors could complete a broadcast translation lookaside buffer TLB invalidation before memory writes made through the invalidated translation were globally observed. A local attacker could possibly use this to write to memory after permission to do so had been...

USN-8852-1 openvpn vulnerabilities

It was discovered that OpenVPN had a use-after-free vulnerability in its TLS session handling. An attacker could possibly use this issue to cause OpenVPN to crash, resulting in a denial of service, or execute arbitrary code. CVE-2026-84471 It was discovered that OpenVPN incorrectly handled...

USN-8817-2 linux-aws-fips vulnerabilities

It was discovered that some Arm processors could complete a broadcast translation lookaside buffer TLB invalidation before memory writes made through the invalidated translation were globally observed. A local attacker could possibly use this to write to memory after permission to do so had been...

USN-8728-3 linux-oracle-7.0 vulnerabilities

It was discovered that some Arm processors could complete a broadcast translation lookaside buffer TLB invalidation before memory writes made through the invalidated translation were globally observed. A local attacker could possibly use this to write to memory after permission to do so had been...

USN-8729-6 linux-aws, linux-aws-6.8 vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM32 architecture; - ARM64 architecture; - PowerPC architecture; - Compute Acceleration Framework; - Drivers core;...

USN-8825-1 requests vulnerability

It was discovered that Requests did not correctly handle generating random temporary file paths. An attacker could possibly use this issue to execute arbitrary code...

USN-8819-2 linux-aws, linux-gcp, linux-gcp-4.15, linux-gcp-fips vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Network file system NFS server daemon; - IPv6 networking; - Netfilter; CVE-2025-38724, CVE-2026-53131, CVE-2026-532...

USN-8821-1 swift vulnerability

It was discovered that OpenStack Swift incorrectly handled truncated aws-chunked PUT request bodies in its s3api middleware. An authenticated attacker could possibly use this issue to cause OpenStack Swift to use excessive resources, leading to a denial of service...

USN-8779-1 bubblewrap vulnerabilities

It was discovered that Bubblewrap incorrectly handled certain temporary directories. A local attacker could possibly use this issue to cause a denial of service or execute arbitrary code. This issue only affected Ubuntu 18.04 LTS. CVE-2019-12439 It was discovered that Bubblewrap incorrectly handl...

USN-8514-2 openssh vulnerability

USN-8514-1 fixed a vulnerability in OpenSSH. This update provides the corresponding fix for Ubuntu 14.04 LTS, Ubuntu 18.04 LTS, and Ubuntu 20.04 LTS. Original advisory details: It was discovered that OpenSSH incorrectly handled file permissions when downloading files as root using the legacy scp...

USN-8754-1 freeciv vulnerability

It was discovered that Freeciv incorrectly handled certain network packets, resulting in a stack overflow. A remote attacker could possibly use this issue to cause Freeciv clients or servers to crash, resulting in a denial of service...

USN-8740-1 dotnet8, dotnet10 vulnerabilities

Weeraphat Srisutham discovered that the .NET watch BrowserRefreshServer did not properly validate cross-origin WebSocket connections. An attacker could possibly use this issue to expose sensitive information. CVE-2026-58649 Rajesh Chada discovered that the .NET watch AspireServerService improperl...

USN-8735-1 hsqldb1.8.0 vulnerability

It was discovered that HSQLDB incorrectly handled specially crafted database files. An attacker could possibly use this issue to overwrite arbitrary files...

USN-8732-1 minetest vulnerability

It was discovered that Minetest did not properly sanitize the Lua sandbox environment when using LuaJIT. A malicious mod could escape the sandbox to execute arbitrary code and gain full file system access on the server. An attacker could use this issue to compromise the server...

USN-8695-1 openjdk-25-crac vulnerabilities

It was discovered that the JSSE component of CRaC JDK 25 did not correctly authenticate users. A remote attacker could possibly use this issue to read or modify sensitive data. CVE-2026-46968 It was discovered that the JSSE component of CRaC JDK 25 did not correctly authorize users. A remote...

USN-8658-4 linux-azure-fde-5.15 vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Open vSwitch; - SCTP protocol; CVE-2026-53224, CVE-2026-53246, CVE-2026-64531...

USN-8688-1 pam vulnerability

Juthawong Naisanguansee discovered that PAM incorrectly cleared failed login attempt records when certain services invoked the account phase without first performing authentication. An attacker could possibly use this issue to reset failed login counters, resulting in authentication lockout...

USN-8682-1 bind9 vulnerabilities

Vitaly Simonovich discovered that Bind could exhaust memory during GSS-API TKEY negotiation. A remote attacker could possibly use this issue to cause Bind to use excessive resources, leading to a denial of service. CVE-2026-3039 Shuhan Zhang discovered that Bind incorrectly handled self-pointed...

USN-8658-3 linux-azure, linux-azure-fde, linux-nvidia-tegra-igx vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Open vSwitch; - SCTP protocol; CVE-2026-53224, CVE-2026-53246, CVE-2026-64531...

USN-8672-1 sssd vulnerability

It was discovered that the SSSD PAM responder may crash if a physically proximate attacker manipulates a smartcard or Yubikey. Non-malicious physically proximate users may not be able to log in depending upon the details of their legitimate smartcard or Yubikey...

USN-8659-2 linux-hwe-7.0 vulnerability

A security issue was discovered in the Linux kernel. An attacker could possibly use this to compromise the system. This update corrects flaws in the following subsystems: - Open vSwitch;...

USN-8667-1 linux-kvm vulnerabilities

Siebe Devroe, Héloïse Gollier, and Mathy Vanhoef discovered that the WiFi implementation in the Linux kernel did not properly handle aggregated frames in mesh networks, due to an incorrect fix for CVE-2020-24588. A physically proximate attacker could use this issue to inject packets. CVE-2025-275...

USN-8665-1 linux-raspi, linux-raspi-realtime vulnerabilities

It was discovered that some AMD processors did not properly clear data in the floating point divider unit during speculative execution. A local attacker could use this to expose sensitive information. CVE-2025-54505 It was discovered that some AMD Zen 2 processors did not properly isolate shared...

USN-8636-2 linux-oracle-6.17 vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - x86 architecture; - InfiniBand drivers; - Media drivers; - Network drivers; - Mellanox network drivers; - Texas...

USN-8643-1 linux, linux-aws, linux-aws-fips, linux-azure, linux-fips, linux-gcp, linux-gcp-6.8, linux-gcp-fips, linux-gkeop, linux-oracle, linux-realtime, linux-realtime-6.8, linux-xilinx vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Network drivers; - Open vSwitch; - SCTP protocol; CVE-2026-53224, CVE-2026-53246, CVE-2026-53247, CVE-2026-64531...

USN-8631-3 linux-nvidia-tegra-igx vulnerabilities

Siebe Devroe, Héloïse Gollier, and Mathy Vanhoef discovered that the WiFi implementation in the Linux kernel did not properly handle aggregated frames in mesh networks, due to an incorrect fix for CVE-2020-24588. A physically proximate attacker could use this issue to inject packets. CVE-2025-275...

USN-8632-1 node-follow-redirects vulnerability

Dennis Sepede discovered that follow-redirects did not properly remove custom authentication headers when following cross-domain redirects. An attacker could possibly use this issue to obtain sensitive authentication information, resulting in credential disclosure...

USN-8635-1 linux-azure vulnerabilities

Siebe Devroe, Héloïse Gollier, and Mathy Vanhoef discovered that the WiFi implementation in the Linux kernel did not properly handle aggregated frames in mesh networks, due to an incorrect fix for CVE-2020-24588. A physically proximate attacker could use this issue to inject packets. CVE-2025-275...

USN-8626-1 systemd vulnerabilities

It was discovered that systemd-homed did not properly verify the signature of home records. A local attacker could possibly use this issue to add arbitrary system groups to a logged-in user and gain elevated privileges. CVE-2026-16742 It was discovered that systemd-machined incorrectly handled...

USN-8613-1 FreeIPMI vulnerabilities

Zhihan Zheng discovered that FreeIPMI had several buffer overflow vulnerabilities in ipmi-oem response message handling. A local attacker with control a malicious IPMI device or simulator could possibly cause FreeIPMI to crash, resulting in a denial of service. CVE-2026-33554, CVE-2026-50031...

USN-8598-1 rsyslog vulnerabilities

It was discovered that rsyslog incorrectly handled regex-based TCP framing in the imptcp module. A remote attacker could possibly use this issue to cause rsyslog to crash, resulting in a denial of service. It was discovered that rsyslog incorrectly handled oversized RFC5424 structured data in the...

USN-8578-1 CUPS vulnerability

It was discovered that CUPS did not properly filter control characters in IPP string attributes and PPD keywords. An unauthenticated attacker could exploit this to execute arbitrary code as the lp user on systems with shared target queues...

USN-8577-1 openssh vulnerability

USN-8222-1 fixed a vulnerability in OpenSSH. This update provides the corresponding fix for Ubuntu 16.04 LTS. Original advisory details: Vladimir Tokarev discovered that OpenSSH incorrectly handled certificates with the principal name containing a comma character when using user-trusted CA keys i...

USN-8572-1 wget vulnerability

It was discovered that Wget did not properly validate the IP address provided in an FTP PASV response when operating in FTP passive mode. A remote attacker controlling a malicious FTP server, or an HTTP server that redirects to an FTP URL, could possibly use this issue to redirect Wget's data...

USN-8556-1 ruby2.3 vulnerabilities

It was discovered that the Net::IMAP client in Ruby did not properly sanitize Symbol arguments passed to IMAP commands. A remote attacker controlling a malicious IMAP server, or able to influence command arguments, could use this to inject arbitrary IMAP commands via CRLF sequences. CVE-2026-4225...

USN-8531-1 libexif vulnerabilities

It was discovered that libexif had an integer overflow in its MakerNote decoder when called with a zero-length buffer. An attacker could possibly use this issue to cause a denial of service or obtain sensitive information. CVE-2026-32775 It was discovered that libexif had an integer overflow in i...