USN-8198-2 python-tornado vulnerabilities

USN-8198-1 fixed vulnerabilities in Tornado. This update provides the corresponding updates for Ubuntu 26.04 LTS. Original advisory details: It was discovered that Tornado incorrectly handled parsing of large multipart request bodies. An attacker could possibly use this issue to cause a denial of...

USN-8215-1 dotnet10 vulnerability

It was discovered that the Microsoft.AspNetCore.DataProtection library in .NET did not properly verify cryptographic signatures under certain conditions. A remote attacker could possibly use this issue to elevate privileges...

USN-8192-2 ntfs-3g vulnerabilities

USN-8192-1 fixed vulnerabilities in NTFS-3G. This update provides the corresponding update to Ubuntu 26.04 LTS. Original advisory details: Jeffrey Bencteux discovered that NTFS-3G incorrectly handled certain UTF-8 sequences. An attacker could use this issue to cause NTFS-3G to crash, resulting in...

USN-8170-1 corosync vulnerabilities

It was discovered that Corosync incorrectly handled the membership commit token validity check. A remote attacker could use this issue to cause Corosync to crash, resulting in a denial of service, or to possibly obtain a small quantity of sensitive information. CVE-2026-35091 It was discovered th...

USN-8149-2 linux-oracle, linux-oracle-6.17, linux-raspi 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: - Cryptographic API; - Netfilter; - Network traffic control; CVE-2026-23060, CVE-2026-23074, CVE-2026-23111...

USN-8148-3 linux-realtime, linux-realtime-6.8, linux-raspi-realtime 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: - Cryptographic API; - Netfilter; - Network traffic control; CVE-2026-23060, CVE-2026-23074, CVE-2026-23111...

USN-8140-1 cairo vulnerabilities

Alberto Garcia, Francisco Oca and Suleman Ali discovered that Cairo did not properly manage memory. An attacker could possibly use this issue to cause Cairo to crash, resulting in a denial of service. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. CVE-2017-9814 ...

USN-8115-1 pyopenssl vulnerabilities

It was discovered that pyOpenSSL incorrectly handled exceptions in the tlsextservername callback. This could result in connections being accepted after an exception, contrary to expectations. CVE-2026-27448 It was discovered that pyOpenSSL incorrectly handled the DTLS cookie generation callback. ...

USN-8113-1 tiff vulnerabilities

It was discovered that LibTIFF did not properly handle memory when processing certain images. An attacker could possibly use this issue to cause LibTIFF to crash, resulting in a denial of service. CVE-2025-61143 It was discovered that LibTIFF did not properly handle memory when processing malform...

USN-8087-1 python-cryptography vulnerability

It was discovered that python-cryptography incorrectly handled subgroup validation for SECT curves. A remote attacker could use this issue to perform a subgroup attack and possibly recover the least significant bits of private keys...

USN-8078-1 zutty vulnerability

Carter Sande discovered that Zutty did not correctly echo invalid input to the console on DECRQSS. An attacker could possibly use this issue to execute arbitrary commands...

USN-8060-5 linux-aws, linux-aws-5.15, linux-gcp-5.15, linux-hwe-5.15, linux-ibm, linux-ibm-5.15, linux-nvidia-tegra-5.15, linux-nvidia-tegra-igx, linux-oracle-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: - GPU drivers; - MMC subsystem; CVE-2022-49267, CVE-2025-21780...

USN-5376-5 git regression

USN-5376-4 fixed a regression in Git. The update introduced a regression when specifying configuration includes due to additional restrictions. This update fixes the problem. We apologize for the inconvenience. Original advisory details: 俞晨东 discovered that Git incorrectly handled certain...

USN-8051-2 libssh vulnerabilities

USN-8051-1 fixed vulnerabilities in libssh. This update provides the corresponding updates for Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and Ubuntu 20.04 LTS. Original advisory details: It was discovered that libssh clients incorrectly handled the key exchange process. A remote attacker could possibly...

USN-8015-5 linux-lowlatency, 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: - Cryptographic API; - SMB network file system; - iouring subsystem; CVE-2025-38561, CVE-2025-39698, CVE-2025-40019...

USN-8050-1 trafficserver vulnerability

Masakazu Kitajo discovered that Apache Traffic Server did not properly handle the Valid Host header field. An attacker could possibly use this issue to cause a denial of service DoS...

USN-8051-1 libssh vulnerabilities

It was discovered that libssh clients incorrectly handled the key exchange process. A remote attacker could possibly use this issue to cause libssh clients to crash, resulting in a denial of service. CVE-2025-8277 It was discovered that the libssh SCP client incorrectly sanitized paths received...

USN-8044-1 alsa-lib vulnerability

It was discovered that alsa-lib incorrectly handled the topology mixer control decoder. A local attacker could use a specially crafted topology file to cause alsa-lib to crash, resulting in a denial of service, or possibly execute arbitrary code...

USN-8043-1 gnutls28 vulnerabilities

Tim Scheckenbach discovered that GnuTLS incorrectly handled malicious certificates containing a large number of name constraints and subject alternative names. A remote attacker could possibly use this issue to cause GnuTLS to consume resources, resulting in a denial of service. CVE-2025-14831...

USN-8027-1 python-multipart vulnerabilities

It was discovered that Python-Multipart incorrectly handled certain regular expressions. An attacker could possibly use this issue to cause Python-Multipart to consume excessive resources, leading to a regular expression denial of service. This issue only affected Ubuntu 22.04 LTS. CVE-2024-24762...

USN-8019-1 tracker-miners vulnerabilities

Fatih Çelik discovered that tracker-miners incorrectly handled certain malformed MP3 files. An attacker could use this issue to cause tracker-miners to crash, resulting in a denial of service, or possibly execute arbitrary code...

USN-7996-1 openjdk-25-crac vulnerabilities

It was discovered that the RMI component of CRaC JDK 25 would establish RMI TCP endpoint connections to a remote host without setting an endpoint identification algorithm. An unauthenticated remote attacker could possibly use this issue to steal sensitive information. CVE-2026-21925 Mingijung...

USN-7973-1 cjson vulnerabilities

It was discovered that cJSON incorrectly handled parsing large numbers. An attacker could possibly use this issue to cause a denial of service. CVE-2023-26819 It was discovered that cJSON may perform out-of-bounds read when processing specially crafted JSON files using parseobject. An attacker...

USN-7955-2 python-urllib3 regression

USN-7955-1 fixed vulnerabilities in urllib3. The update introduced a regression in response streaming on Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. This update fixes the problem. We apologize for the inconvenience. Original advisory details: It was discovered that urllib3 incorrectly handled...

USN-7927-3 python-urllib3 regression

USN-7927-1 fixed vulnerabilities in urllib3. The update for CVE-2025-66471 introduced a regression in urllib3 when decompressing zstd data. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Illia Volochii discovered that urllib3 did not limit the steps ...

USN-7412-3 gnupg2 vulnerability

USN-7412-1 fixed a vulnerability in GnuPG. This update provides the corresponding update for Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. Original advisory details: It was discovered that GnuPG incorrectly handled importing keys with certain crafted subkey data. If a user or automated system were trick...

USN-7903-1 python-django vulnerabilities

It was discovered that Django incorrectly handled certain characters in the FilteredRelation object. An attacker could possibly use this issue to execute arbitrary SQL commands. This issue only affected Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, Ubuntu 24.04 LTS, Ubuntu 25.04, and Ubuntu 25.10...

USN-7894-1 edk2 vulnerabilities

It was discovered that EDK II was susceptible to a predictable TCP Initial Sequence Number. An attacker could possibly use this issue to gain unauthorized access. This issue only affected Ubuntu 22.04 LTS, and Ubuntu 24.04 LTS. CVE-2023-45236, CVE-2023-45237 It was discovered that EDK II...

USN-7893-1 valkey vulnerabilities

Benny Isaacs, Nir Brakha, and Sagi Tzadik discovered that Valkey incorrectly handled memory when running Lua scripts. An authenticated attacker could use this vulnerability to trigger a use-after-free condition, and potentially achieve remote code execution on the Valkey server. CVE-2025-49844 It...

USN-7886-1 python3.12, python3.11, python3.10, python3.9, python3.8, python3.7, python3.6, python3.5, python3.4 vulnerabilities

It was discovered that Python inefficiently handled expanding system environment variables. An attacker could possibly use this issue to cause Python to consume excessive resources, leading to a denial of service. CVE-2025-6075 Caleb Brown discovered that Python incorrectly handled the ZIP64 End ...

USN-7882-1 openjdk-lts vulnerabilities

Jinfeng Guo discovered that the Security component of OpenJDK 11 did not correctly handle certain representations of encoded strings. An unauthenticated remote attacker could possibly use this issue to modify files or leak sensitive information. CVE-2025-53057 Darius Bohni discovered that the JAX...

USN-7867-1 rust-sudo-rs vulnerabilities

It was discovered that sudo-rs incorrectly handled passwords when timeouts occurred and the pwfeedback default was not set. This could result in a partially typed password being output to standard input, contrary to expectations. It was discovered that sudo-rs incorrectly handled the targetpw and...

USN-7837-1 gst-plugins-good1.0 vulnerability

Shaun Mirani discovered that GStreamer Good Plugins incorrectly handled certain malformed media files. An attacker could possibly use this issue to cause GStreamer Good Plugins to crash, resulting in a denial of service, or disclose sensitive information...

USN-7835-3 linux-gcp-6.8, linux-gke, linux-nvidia, linux-nvidia-6.8, linux-nvidia-lowlatency 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: - ARM64 architecture; - PowerPC architecture; - x86 architecture; - ACPI drivers; - Ublk userspace block driver; -...

USN-7820-1 linux-oracle 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: - Ext4 file system; - Network file system NFS server daemon; - Packet sockets; - Network traffic control; - VMware...

USN-7810-1 linux-azure 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; - Packet sockets; - Network traffic control; - VMware vSockets driver; CVE-2025-38683,...

USN-7788-1 libmspack vulnerabilities

Jakub Wilk discovered that libmspack did not correctly handle certain integer operations and bounds checking. A remote attacker could possibly use this issue to cause a denial of service. CVE-2015-4467, CVE-2015-4468, CVE-2015-4469, CVE-2015-4472 It was discovered that libmspack incorrectly handl...

USN-7787-1 libxslt vulnerabilities

Ivan Fratric discovered that Libxslt did not correctly handle certain memory operations. An attacker could possibly use this issue to execute arbitrary code or cause a denial of service...

USN-7780-1 qtbase-opensource-src vulnerabilities

It was discovered that Qt did not correctly handle certain inputs when using the SQL ODBC driver plugin. An attacker could possibly use this issue to cause a denial of service. CVE-2023-24607 It was discovered that Qt did not correctly parse certain strict-transport- security headers. An attacker...

USN-7759-1 isc-kea vulnerabilities

It was discovered that Kea DHCP did not correctly handle invalid hostnames. A remote attacker could possibly use this issue to cause a denial of service...

USN-7743-1 libxml2 vulnerability

Nikita Sveshnikov discovered that libxml2 incorrectly handled recursion when processing XPath expressions. An attacker could possibly use this issue to cause a denial of service...

USN-7710-1 python3.13, python3.12, python3.11, python3.10, python3.9, python3.8, python3.7, python3.6, python3.5, python3.4 vulnerabilities

It was discovered that Python inefficiently parsed maliciously crafted HTML input. An attacker could possibly use this issue to cause a denial of service. CVE-2025-6069 It was discovered that Python incorrectly parsed maliciously crafted Tar archives. An attacker could possibly use this issue to...

USN-7705-1 tomcat10 vulnerabilities

It was discovered that Tomcat did not correctly handle case sensitivity. An attacker could possibly use this issue to bypass authentication mechanisms. CVE-2025-46701 Elysee Franchuk discovered that Tomcat did not correctly limit the number of attributes for a session. An attacker could possibly...

USN-7700-1 gcc-10, gcc-11, gcc-12 vulnerability

It was discovered that the -fstack-protector hardening feature in GCC for AArch64 did not properly protect dynamically-sized local variables such as those created using C99 variable length arrays or alloca. As a result, an attacker who was able to trigger a buffer overflow in such cases could...

USN-7697-1 aide vulnerabilities

Rajesh Pangare discovered that AIDE incorrectly handled filenames. A local attacker could possibly use this issue to bypass the detection of malicious files. CVE-2025-54389 Rajesh Pangare discovered that AIDE incorrectly handled extended file attributes. A local attacker could possibly use this...

USN-7696-1 libssh vulnerabilities

Ronald Crane discovered that libssh incorrectly handled certain base64 conversions. An attacker could use this issue to cause libssh to crash, resulting in a denial of service, or possibly execute arbitrary code. CVE-2025-4877 Ronald Crane discovered that libssh incorrectly handled the...

USN-7694-1 libxml2 vulnerabilities

Ahmed Lekssays discovered that libxml2 did not properly perform certain mathematical operations, leading to an integer overflow. An attacker could possibly use this issue to cause a crash, resulting in a denial of service, or possibly execute arbitrary code. CVE-2025-6021 Ahmed Lekssays discovere...

USN-7693-1 node-qs vulnerability

Nathanael Braun and Johan Brissaud discovered that qs was vulnerable to prototype pollution. A remote attacker could possibly use this issue to cause a denial of service...

USN-7545-4 apport regression

USN-7545-1 fixed vulnerabilities in Apport. The update incorrectly handled logging if a crashing process was killed while Apport was analyzing it. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Qualys discovered that Apport incorrectly handled metada...

USN-7682-4 linux-lowlatency, linux-lowlatency-hwe-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: - Network traffic control; CVE-2025-38083, CVE-2025-37797...