8221 matches found
USN-8463-1 libvncserver vulnerabilities
It was discovered that LibVNCServer had a memory leak in the client cleanup function. An attacker could possibly use this issue to cause LibVNCServer to consume memory, leading to a denial of service. This issue only affected Ubuntu 22.04 LTS. CVE-2020-29260 It was discovered that LibVNCServer di...
USN-8462-1 linux-oracle-5.15 vulnerabilities
It was discovered that the Linux kernel algifaead module did not properly handle in-place cryptographic operations. This flaw is known as Copy Fail. A local attacker could use this to escalate privileges, or possibly escape a container. CVE-2026-31431 It was discovered that the Linux kernel did n...
USN-8388-2 linux-intel-iotg-5.15, linux-lowlatency, linux-lowlatency-hwe-5.15 vulnerabilities
It was discovered that the Linux kernel did not properly handle shared page fragments during socket buffer operations, collectively known as Dirty Frag. A logic flaw existed in the XFRM ESP-in-TCP subsystem and in the RxRPC networking subsystem when processing paged fragments. A local attacker...
USN-8461-1 linux-azure vulnerabilities
It was discovered that the Linux kernel did not properly handle shared page fragments during socket buffer operations, collectively known as Dirty Frag. A logic flaw existed in the XFRM ESP-in-TCP subsystem and in the RxRPC networking subsystem when processing paged fragments. A local attacker...
USN-8447-3 google-guest-agent vulnerabilities
USN-8447-1 fixed vulnerabilities in Go Cryptography. This update provides the corresponding updates for Go Cryptography code embedded in Google Guest Agent. Original advisory details: It was discovered that Go Cryptography did not properly handle SSH global request responses. A remote attacker...
USN-8460-1 libxml2 vulnerabilities
It was discovered that libxml2 did not properly release memory allocated in the xmllint utility. An attacker could possibly use this issue to cause a denial of service. CVE-2026-1757 A type confusion vulnerability was found in libxml2 when processing a specially crafted XML document. A remote...
USN-8459-1 haproxy vulnerabilities
It was discovered that HAProxy incorrectly handled the FCGI demultiplexer record length field. A remote attacker could possibly use this issue to cause incorrect request routing, response smuggling, or other memory safety issues. CVE-2026-55203 It was discovered that HAProxy failed to validate th...
USN-8458-1 nginx vulnerabilities
It was discovered that nginx incorrectly handled large headers when proxying HTTP/2 traffic. A remote attacker could use this issue to cause nginx to crash, resulting in a denial of service, or possibly execute arbitrary code. The default compiler options for affected releases should reduce the...
USN-8457-1 mysql-8.0, mysql-8.4 vulnerabilities
It was discovered that MySQL Router incorrectly handled repeated TLS protocol upgrade requests. An unauthenticated remote attacker could possibly use this issue to cause MySQL Router to crash, resulting in a denial of service. CVE-2026-46862 It was discovered that MySQL Server incorrectly handled...
USN-8456-1 libxml2 vulnerability
Geoffrey Humphreys discovered that libxml2 had a use after free when parsing the internal subset of a DTD. A remote attacker could possibly use this issue to cause a denial of service or possibly execute arbitrary code...
USN-8455-1 netatalk vulnerabilities
Arjun Basnet discovered that Netatalk improperly validated inputs when unmarshalling Spotlight Remote Procedure Call. A remote authenticated attacker could possibly use this issue to cause a denial of service or obtain sensitive information. CVE-2026-44066 Arjun Basnet discovered that Netatalk...
USN-8447-2 lxd vulnerabilities
USN-8447-1 fixed vulnerabilities in Go Cryptography. This update provides the corresponding updates for Go Cryptography code embedded in LXD for CVE-2026-39830, CVE-2026-39833, CVE-2026-39834, and CVE-2026-42508. Original advisory details: It was discovered that Go Cryptography did not properly...
USN-8454-1 libheif vulnerabilities
Elhanan Haenel discovered that libheif incorrectly handled certain malformed HEIF sequence files. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 25.10 and Ubuntu 26.04 LTS. CVE-2026-32738 Elhanan Haenel discovered that libheif incorrectly...
USN-8452-1 node-pbkdf2 vulnerability
Nikita Skovoroda discovered that pbkdf2 did not properly validate certain algorithm names. An attacker could possibly use this issue to generate predictable cryptographic keys, resulting in signature spoofing...
USN-8453-1 libnet-cidr-lite-perl vulnerabilities
It was discovered that Net::CIDR::Lite incorrectly validated IP address and CIDR mask inputs. An attacker could possibly use this issue to bypass IP access control lists. CVE-2026-45190 It was discovered that Net::CIDR::Lite incorrectly handled extraneous zero characters in CIDR mask values. An...
USN-8451-1 vim vulnerabilities
Srinivas Piskala Ganesh Babu discovered that Vim incorrectly handled directory names when serializing browsed paths to the netrw history file. An attacker could possibly use this issue to execute arbitrary code. CVE-2026-47162 It was discovered that Vim incorrectly handled step-definition pattern...
USN-8450-1 tomcat11 vulnerabilities
It was discovered that Tomcat did not properly limit the size of WebDAV LOCK and PROPFIND request bodies. A remote attacker could possibly use this issue to cause Tomcat to consume excessive memory, resulting in a denial of service. CVE-2026-41284 It was discovered that Tomcat incorrectly validat...
USN-8449-1 ldns vulnerability
Pablo Ruiz discovered that ldns did not properly validate DNS responses when used as a stub resolver over UDP. A remote attacker could possibly use this issue to inject arbitrary DNS responses...
USN-8442-1 kitty vulnerabilities
It was discovered that kitty incorrectly handled certain image data. An attacker able to write to the terminal's input could possibly use this issue to cause kitty to crash, resulting in a denial of service, or possibly execute arbitrary code. CVE-2026-33633 It was discovered that kitty incorrect...
USN-8448-1 dolibarr vulnerability
It was discovered that Dolibarr incorrectly handled user-supplied database name values during installation. A remote attacker could possibly use this issue to execute arbitrary code...
USN-8447-1 golang-go.crypto vulnerabilities
It was discovered that Go Cryptography did not properly handle SSH global request responses. A remote attacker could possibly use this issue to cause a denial of service. CVE-2026-39830 It was discovered that Go Cryptography did not properly verify user presence when using FIDO/U2F security keys...
USN-8446-1 gst-plugins-bad1.0 vulnerabilities
It was discovered that GStreamer Bad Plugins incorrectly handled parsing H.266/VVC picture partition data. An attacker could use this issue to cause GStreamer Bad Plugins to crash, resulting in a denial of service, or possibly execute arbitrary code. CVE-2026-53701 It was discovered that GStreame...
USN-8445-1 libconfig-inifiles-perl vulnerability
It was discovered that Config-IniFiles incorrectly handled the -file argument in certain situations. An attacker could possibly use this issue to execute arbitrary commands or overwrite arbitrary files...
USN-8444-1 graphite2 vulnerability
It was discovered that Graphite incorrectly handled memory when running certain actions. An attacker could use this issue to cause Graphite to crash, resulting in a denial of service, or possibly execute arbitrary code...
USN-8443-1 webpy vulnerability
It was discovered that web.py incorrectly handled sequence names in PostgreSQL insert queries. An attacker could possibly use this issue to perform SQL injection attacks, resulting in the alteration or exposure of database information...
USN-8390-2 linux-azure, linux-gcp, linux-hwe, linux-oracle vulnerability
It was discovered that the Linux kernel did not properly handle shared page fragments during socket buffer operations, collectively known as Dirty Frag. A logic flaw existed in the XFRM ESP-in-TCP subsystem and in the RxRPC networking subsystem when processing paged fragments. A local attacker...
USN-8441-1 linux-aws-hwe, linux-azure, linux-gcp, linux-hwe, linux-oracle vulnerabilities
It was discovered that the Linux kernel algifaead module did not properly handle in-place cryptographic operations. This flaw is known as Copy Fail. A local attacker could use this to escalate privileges, or possibly escape a container. CVE-2026-31431 Several security issues were discovered in th...
USN-8361-3 linux, linux-aws, linux-kvm 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 subsystem: - Packet sockets; CVE-2026-31504...
USN-8440-1 linux-azure-6.8 vulnerabilities
Josh Eads, Kristoffer Janke, Eduardo Vela Nava, Tavis Ormandy, and Matteo Rizzo discovered that some AMD Zen processors did not properly verify the signature of CPU microcode. This flaw is known as EntrySign. A privileged attacker could possibly use this issue to cause load malicious CPU microcod...
USN-8426-2 linux-azure vulnerabilities
It was discovered that the Linux kernel algifaead module did not properly handle in-place cryptographic operations. This flaw is known as Copy Fail. A local attacker could use this to escalate privileges, or possibly escape a container. CVE-2026-31431 It was discovered that the Linux kernel did n...
USN-8438-1 openimageio vulnerabilities
It was discovered that OpenImageIO incorrectly performed bounds checking when processing SGI files. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. CVE-2026-43903 It was discovered that OpenImageIO incorrectly handled run-length encoding when...
USN-8439-1 linux-oracle-5.15 vulnerabilities
Stonejiajia, Shir Tamari and Sagi Tzadik discovered that the OverlayFS implementation in the Ubuntu Linux kernel did not properly perform permission checks in certain situations. A local attacker could possibly use this to gain elevated privileges. CVE-2023-2640 Shir Tamari and Sagi Tzadik...
USN-8412-2 qemu regression
USN-8412-1 fixed vulnerabilities in QEMU. On both Ubuntu 18.04 LTS and Ubuntu 20.04 LTS, the fix for CVE-2024-7409 was incomplete and resulted in a regression that could cause qemu-nbd to crash when a client connected. This update fixes the problem. We apologize for the inconvenience. Original...
USN-8437-1 librabbitmq vulnerabilities
It was discovered that rabbitmq-c exposed credentials in command-line arguments under certain circumstances. A local attacker could possibly use this issue to obtain sensitive information. This issue only affected Ubuntu 22.04 LTS and Ubuntu 24.04 LTS. CVE-2023-35789 It was discovered that...
USN-8434-1 nova vulnerability
It was discovered that Nova did not strip internal nova-prefixed scheduler hints supplied by users on instance creation. An attacker could possibly use this issue to bypass Placement resource claims and scheduling constraint enforcement...
USN-8436-1 ca-certificates update
The ca-certificates package contained outdated CA certificates. This update refreshes the included certificates to those contained in the 2.86 version of the Mozilla certificate authority bundle...
USN-8435-1 squid vulnerabilities
It was discovered that Squid incorrectly handled FTP gateway processing under certain circumstances, which could result in an out-of-bounds read. A remote attacker could use this issue to cause Squid to crash, resulting in a denial of service, or possibly obtain sensitive information...
USN-8433-1 keystone vulnerabilities
It was discovered that OpenStack Keystone allowed restricted application credentials to create EC2 credentials. An authenticated attacker with only a reader role could possibly use this issue to bypass the role restrictions imposed on the application credential. CVE-2026-33551 It was discovered...
USN-8432-1 freerdp2, freerdp3 vulnerabilities
It was discovered that FreeRDP incorrectly handled memory under certain circumstances, which could lead to an out-of-bounds heap write. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. CVE-2026-45700 In addition, this update fixes a regression...
USN-8349-3 rsync regression
USN-8349-1 fixed vulnerabilities in rsync. Unfortunately that update introduced multiple regressions in rsync functionality. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Calum Hutton discovered that rsync contained a heap-based out-of-bounds read...
USN-8431-1 ruby2.3, ruby2.5 vulnerabilities
It was discovered that Ruby's Net::IMAP library did not properly verify that Transport Layer Security TLS encryption was started after issuing a STARTTLS command. A remote attacker could possibly use this issue to perform a machine-in-the-middle attack and silently bypass TLS encryption...
USN-8430-1 adsys vulnerabilities
It was discovered that ADSys did not properly handle certain HTTP/2 frames. A remote attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 26.04 LTS. CVE-2026-27141 It was discovered that ADSys did not properly handle certain HTTP/2 SETTINGS frames. ...
USN-8429-1 fastnetmon vulnerabilities
It was discovered that FastNetMon incorrectly validated prefix lengths when decoding BGP NLRI data. A remote attacker could possibly use this issue to cause a denial of service or execute arbitrary code. This issue only affected Ubuntu 24.04 LTS and Ubuntu 26.04 LTS. CVE-2026-48686 It was...
USN-8428-1 tmux vulnerability
It was discovered that tmux incorrectly handled image cleanup, leading to a use-after-free vulnerability. A local attacker could possibly use this issue to cause tmux to crash, resulting in a denial of service...
USN-8398-3 nginx vulnerability
USN-8398-1 fixed a vulnerability in nginx. The update caused a regression and was temporarily reverted in USN-8398-2. This update introduces a complete fix for CVE-2026-49975. We apologize for the inconvenience. Original advisory details: It was discovered that nginx incorrectly handled certain...
USN-8405-2 cups regression
USN-8405-1 fixed vulnerabilities in CUPS. The update introduced a regression that cause CUPS to crash when parsing certain large printer PPD files. This update fixes the problem. Original advisory details: Ariel Silver discovered that CUPS incorrectly handled username comparisons during...
USN-8427-1 mesa vulnerability
It was discovered that Mesa did not properly validate memory allocation sizes in WebGPU under certain circumstances. An attacker could use this issue to cause Mesa to crash, resulting in a denial of service, or possibly execute arbitrary code...
USN-8426-1 linux-azure-5.15, linux-azure-fips vulnerabilities
It was discovered that the Linux kernel algifaead module did not properly handle in-place cryptographic operations. This flaw is known as Copy Fail. A local attacker could use this to escalate privileges, or possibly escape a container. CVE-2026-31431 It was discovered that the Linux kernel did n...
USN-8425-1 libnginx-mod-js vulnerability
It was discovered that njs did not properly handle certain client- controlled variables when processing ngx.fetch requests. An attacker could possibly use this issue to trigger a heap buffer overflow, resulting in arbitrary code execution or a denial of service...
USN-8423-1 lwip vulnerabilities
It was discovered that lwIP contained a buffer overflow in the EAP authentication handling code. An attacker could possibly use this issue to trigger a buffer overflow, resulting in arbitrary code execution or a denial of service. This issue only affected Ubuntu 20.04 LTS. CVE-2020-8597 It was...