USN-8700-1: MySQL vulnerabilities

Multiple security issues were discovered in MySQL. MySQL has been updated to 8.4.11 in Ubuntu 26.04 LTS. Ubuntu 22.04 LTS and Ubuntu 24.04 LTS packages have been updated with backported patches. In addition to security fixes, the updated packages contain bug fixes, new features, and possibly...

USN-8699-1: libssh vulnerabilities

It was discovered that libssh had a stack buffer overflow in its SFTP server when constructing directory listing entries for long filenames. An attacker could possibly use this issue to cause libssh to crash or execute arbitrary code. This issue only affected Ubuntu 26.04 LTS. CVE-2026-15370 It w...

USN-8698-1: FreeRDP vulnerabilities

It was discovered that FreeRDP contained multiple security issues. An attacker could possibly use these issues to obtain sensitive information, cause FreeRDP to crash, resulting in a denial of service, or execute arbitrary code...

USN-8697-1: GNU Core Utilities vulnerabilities

It was discovered that GNU Core Utilities sort had a heap buffer under-read in its begfield function. A local attacker could possibly use this issue to cause GNU Core Utilities to crash, resulting in a denial of service, or obtain sensitive information. CVE-2025-5278 It was discovered that GNU Co...

USN-8696-1: Bind vulnerability

It was discovered that Bind incorrectly handled DNSSEC validation when a domain was covered by both NSEC and NSEC3 records with only one type having an RRSIG. A remote attacker could possibly use this issue to cause Bind to crash, resulting in a denial of service...

USN-8695-1: CRaC JDK 25 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-8694-1: CRaC JDK 21 vulnerabilities

It was discovered that the JSSE component of CRaC JDK 21 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 21 did not correctly authorize users. A remote...

USN-8693-1: CRaC JDK 17 vulnerabilities

It was discovered that the JSSE component of CRaC JDK 17 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 17 did not correctly authorize users. A remote...

USN-8692-1: GNU diffutils vulnerability

It was discovered that GNU diffutils incorrectly handled certain integer arithmetic when mapping line ranges in diff3. A local attacker could possibly use this issue to cause diff3 to crash, resulting in a denial of service...

USN-8691-1: attr vulnerability

It was discovered that attr incorrectly handled symbolic links while traversing directory paths. A local attacker who controlled a pathname component could possibly use this issue to redirect privileged attr operations to arbitrary files and gain elevated privileges...

USN-8689-1: OpenJDK 26 vulnerabilities

It was discovered that the JSSE component of OpenJDK 26 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 OpenJDK 26 did not correctly authorize users. A remote attack...

USN-8666-3: Linux kernel (GCP FIPS) 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-8644-3: Linux kernel (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: - File systems infrastructure; - OCFS2 file system; - B.A.T.M.A.N. meshing protocol; - SCTP protocol; - TIPC protocol...

USN-8661-3: Linux kernel 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-8658-4: Linux kernel (Azure CVM) 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-8643-5: Linux kernel 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-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-8687-1: p11-kit vulnerabilities

It was discovered that p11-kit incorrectly handled certain RPC messages. A local attacker could use this issue to cause p11-kit to crash, resulting in a denial of service. CVE-2026-13757 It was discovered that p11-kit incorrectly handled nested attribute decoding on 32-bit systems. A local attack...

USN-8686-1: openCryptoki vulnerabilities

It was discovered that primitive decoders in openCryptoki produced integer underflows when the encoded length was zero. An attacker could possibly use this issue to trigger out-of-bounds reads. CVE-2026-40253 It was discovered that openCryptoki incorrectly handled symlinks. An attacker in the...

USN-8685-1: bzip2 vulnerability

It was discovered that bzip2 did not properly manage memory under certain circumstances. An attacker could possibly use this issue to cause a crash, resulting in a denial of service...

USN-8684-1: Perl vulnerabilities

It was discovered that Perl incorrectly handled certain arguments to Socket and pack/unpack functions. An attacker could possibly use this issue to read sensitive information from memory. CVE-2026-12087, CVE-2026-57432 It was discovered that Perl incorrectly handled regular expressions with a lar...

LSN-0121-1: Kernel Live Patch Security Notice

In the Linux kernel, the following vulnerability has been resolved: ksmbd: ipc: fix use-after-free in ipcmsgsendrequest ipcmsgsendrequest waits for a generic netlink reply using an ipcmsgtableentry on the stack. In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix...

USN-8683-1: libheif vulnerabilities

Feng Ning discovered that libheif incorrectly handled certain image transforms. A remote attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, and Ubuntu 22.04 LTS. CVE-2026-62289 Ali Firas discovered that libheif...

USN-8682-1: Bind 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-8681-1: OpenJDK 25 vulnerabilities

It was discovered that the JSSE component of OpenJDK 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 OpenJDK 25 did not correctly authorize users. A remote attack...

USN-8659-4: Linux kernel (Oracle) 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-8666-2: Linux kernel (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-8630-5: Linux kernel (Raspberry Pi) 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; - Network drivers; - Mellanox network drivers; - File systems infrastructur...

USN-8658-3: Linux kernel 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-8643-4: Linux kernel 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-8659-3: Linux kernel (Azure) 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-8680-1: FFmpeg vulnerabilities

Adrian Junge discovered that FFmpeg incorrectly handled certain subtitle data. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. CVE-2026-70628 Adrian Junge discovered that FFmpeg incorrectly handled certain video files. An attacker could possibly u...

USN-8679-1: Vim vulnerability

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

USN-8678-2: OpenSSL, OpenSSL 1.0 vulnerabilities

USN-8678-1 fixed vulnerabilities in OpenSSL. This update provides the corresponding fix for OpenSSL and OpenSSL 1.0 on Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, and Ubuntu 18.04 LTS. In addition, this update also fixes the following issues that were not previously addressed in those releases: It was...

USN-8678-1: OpenSSL vulnerabilities

It was discovered that OpenSSL incorrectly handled the QUIC server incoming channel queue. A remote attacker could possibly use this issue to cause OpenSSL to use excessive resources, leading to a denial of service. This issue only affected Ubuntu 26.04 LTS. CVE-2026-14456 It was discovered that...

USN-8677-1: OpenJDK 21 vulnerabilities

It was discovered that the JSSE component of OpenJDK 21 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 OpenJDK 21 did not correctly authorize users. A remote attack...

USN-8676-1: OpenJDK 17 vulnerabilities

It was discovered that the JSSE component of OpenJDK 17 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 OpenJDK 17 did not correctly authorize users. A remote attack...

USN-8670-2: curl vulnerability

USN-8670-1 fixed a vulnerability in curl. This update provides the corresponding update for Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, and Ubuntu 22.04 LTS. Original advisory details: Joshua Rogers discovered that curl incorrectly handled reusing connections when client certificate settings changed. Thi...

USN-8675-1: Perl vulnerabilities

It was discovered that Perl incorrectly handled short source addresses in the Socket module. An attacker could possibly use this issue to trigger an out-of-bounds heap read, resulting in information disclosure. CVE-2026-12087 It was discovered that Perl incorrectly handled regular expressions...

USN-8674-1: OpenJDK 11 vulnerabilities

It was discovered that the JSSE component of OpenJDK 11 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 OpenJDK 11 did not correctly authorize users. A remote attack...

USN-8673-1: OpenJDK 8 vulnerabilities

It was discovered that the JSSE component of OpenJDK 8 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 ImageIO component of OpenJDK 8 did not correctly authorize users. A remote...

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-8671-1: FFmpeg vulnerabilities

Adrian Junge was discovered that FFmpeg incorrectly handled certain media files. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. CVE-2026-66036, CVE-2026-66039 Adrian Junge discovered that FFmpeg incorrectly handled certain media files. An attacke...

USN-8670-1: curl vulnerability

Joshua Rogers discovered that curl incorrectly handled reusing connections when client certificate settings changed. This could result in the wrong client certificates being used, contrary to expectations...

USN-8658-2: Linux kernel (IBM) 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-8661-2: Linux kernel (Low Latency) 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-8669-1: Linux kernel (NVIDIA) 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: - Foo-over-UDP FOU; - ARM64 architecture; - x86 architecture; - Block layer subsystem; - Drivers core; - Null block...

USN-8643-3: Linux kernel (NVIDIA) 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-8659-2: Linux kernel (HWE) 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-8668-1: Linux kernel (GCP) vulnerabilities

Maxim Suhanov discovered that the NTFS file system implementation in the Linux kernel did not properly validate file name length in certain situations, leading to an out-of-bounds read. An attacker could use this to construct a malicious NTFS image that, when mounted and operated on, could expose...