11369 matches found
USN-5402-1: OpenSSL vulnerabilities
Elison Niven discovered that OpenSSL incorrectly handled the crehash script. A local attacker could possibly use this issue to execute arbitrary commands when crehash is run. CVE-2022-1292 Raul Metsma discovered that OpenSSL incorrectly verified certain response signing certificates. A remote...
USN-5017-1: Linux kernel vulnerabilities
It was discovered that the virtual file system implementation in the Linux kernel contained an unsigned to signed integer conversion error. A local attacker could use this to cause a denial of service system crash or execute arbitrary code. CVE-2021-33909 It was discovered that the bluetooth...
USN-4285-1: Linux kernel vulnerabilities
It was discovered that the Linux kernel did not properly clear data structures on context switches for certain Intel graphics processors. A local attacker could use this to expose sensitive information. CVE-2019-14615 It was discovered that the HSA Linux kernel driver for AMD GPU devices did not...
USN-4014-1: GLib vulnerability
It was discovered that GLib incorrectly handled certain files. An attacker could possibly use this issue to access sensitive information...
USN-5971-1: Graphviz vulnerabilities
It was discovered that graphviz contains null pointer dereference vulnerabilities. Exploitation via a specially crafted input file can cause a denial of service. This issue only affected Ubuntu 18.04 LTS. CVE-2018-10196 It was discovered that graphviz contains null pointer dereference...
USN-5260-2: Samba vulnerability
Orange Tsai discovered that the Samba vfsfruit module incorrectly handled certain memory operations. A remote attacker could use this issue to cause Samba to crash, resulting in a denial of service, or possibly execute arbitrary code as root. CVE-2021-44142...
USN-4973-2: Python vulnerability
USN-4973-1 fixed this vulnerability previously, but it was re-introduced in python3.8 in focal because of the SRU in LP: 1928057. This update fixes the problem. Original advisory details: It was discovered that the Python stdlib ipaddress API incorrectly handled octal strings. A remote attacker...
USN-4925-1: Shibboleth vulnerability
Toni Huttunen and Fraktal Oy discovered that the Shibboleth Service provider allowed content injection due to allowing attacker-controlled parameters in error or other status pages. An attacker could use this to inject malicious content...
USN-4889-1: Linux kernel vulnerabilities
Adam Nichols discovered that heap overflows existed in the iSCSI subsystem in the Linux kernel. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2021-27365 Adam Nichols discovered that the iSCSI subsystem in the Linux kernel did not...
USN-4510-2: Samba vulnerability
USN-4510-1 fixed a vulnerability in Samba. This update provides the corresponding update for Ubuntu 14.04 ESM. Original advisory details: Tom Tervoort discovered that the Netlogon protocol implemented by Samba incorrectly handled the authentication scheme. A remote attacker could use this issue t...
USN-4051-1: Apport vulnerability
Kevin Backhouse discovered a race-condition when reading the user's local Apport configuration. This could be used by a local attacker to cause Apport to include arbitrary files in a resulting crash report...
USN-3373-1: Apache HTTP Server vulnerabilities
Emmanuel Dreyfus discovered that third-party modules using the apgetbasicauthpw function outside of the authentication phase may lead to authentication requirements being bypassed. This update adds a new apgetbasicauthcomponents function for use by third-party modules. CVE-2017-3167 Vasileios...
USN-5562-1: Linux kernel vulnerabilities
Zhenpeng Lin discovered that the network packet scheduler implementation in the Linux kernel did not properly remove all references to a route filter before freeing it in some situations. A local attacker could use this to cause a denial of service system crash or execute arbitrary code...
USN-5073-2: Linux kernel (GCP) vulnerabilities
Maxim Levitsky and Paolo Bonzini discovered that the KVM hypervisor implementation for AMD processors in the Linux kernel allowed a guest VM to disable restrictions on VMLOAD/VMSAVE in a nested guest. An attacker in a guest VM could use this to read or write portions of the host's physical memory...
USN-5067-1: SSSD vulnerabilities
Jakub Hrozek discovered that SSSD incorrectly handled file permissions. A local attacker could possibly use this issue to read the sudo rules available for any user. This issue only affected Ubuntu 18.04 LTS. CVE-2018-10852 It was discovered that SSSD incorrectly handled Group Policy Objects. Whe...
USN-4887-1: Linux kernel vulnerabilities
De4dCr0w of 360 Alpha Lab discovered that the BPF verifier in the Linux kernel did not properly handle mod32 destination register truncation when the source register was known to be 0. A local attacker could use this to expose sensitive information kernel memory or possibly execute arbitrary code...
USN-4754-1: Python vulnerabilities
It was discovered that Python incorrectly handled certain inputs. An attacker could possibly use this issue to execute arbitrary code or cause a denial of service. CVE-2020-27619, CVE-2021-3177...
USN-4209-1: Linux kernel vulnerabilities
Jann Horn discovered that the OverlayFS and ShiftFS Drivers in the Linux kernel did not properly handle reference counting during memory mapping operations when used in conjunction with AUFS. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary...
USN-3879-1: Linux kernel vulnerabilities
Wen Xu discovered that the ext4 file system implementation in the Linux kernel could possibly perform an out of bounds write when updating the journal for an inline file. An attacker could use this to construct a malicious ext4 image that, when mounted, could cause a denial of service system cras...
USN-1462-1: Bind vulnerabilities
Dan Luther discovered that Bind incorrectly handled zero length rdata fields. A remote attacker could use this flaw to cause Bind to crash or behave erratically, resulting in a denial of service. CVE-2012-1667 It was discovered that Bind incorrectly handled revoked domain names. A remote attacker...
USN-7180-1: Python vulnerabilities
It was discovered that Python incorrectly handled certain scripts. An attacker could possibly use this issue to execute arbitrary code or cause a crash. CVE-2022-48560 It was discovered that Python did not properly handle XML entity declarations in plist files. An attacker could possibly use this...
USN-5942-2: Apache HTTP Server vulnerability
USN-5942-1 fixed vulnerabilities in Apache HTTP Server. This update provides the corresponding update for CVE-2023-25690 for Ubuntu 16.04 ESM. Original advisory details: Lars Krapf discovered that the Apache HTTP Server modproxy module incorrectly handled certain configurations. A remote attacker...
USN-5051-2: OpenSSL vulnerability
USN-5051-1 fixed a vulnerability in OpenSSL. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory details: Ingo Schwarze discovered that OpenSSL incorrectly handled certain ASN.1 strings. A remote attacker could use this issue to cause OpenSSL...
USN-4301-1: Linux kernel vulnerabilities
It was discovered that the KVM implementation in the Linux kernel, when paravirtual TLB flushes are enabled in guests, the hypervisor in some situations could miss deferred TLB flushes or otherwise mishandle them. An attacker in a guest VM could use this to expose sensitive information read memor...
USN-4228-2: Linux kernel (Xenial HWE) vulnerabilities
USN-4228-1 fixed vulnerabilities in the Linux kernel for Ubuntu 16.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 16.04 LTS for Ubuntu 14.04 ESM. It was discovered that a heap-based buffer overflow existed in the Marvell WiFi-Ex...
USN-4163-2: Linux kernel (Xenial HWE) vulnerabilities
USN-4163-1 fixed vulnerabilities in the Linux kernel for Ubuntu 16.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 16.04 LTS for Ubuntu 14.04 ESM. It was discovered that a race condition existed in the ARC EMAC ethernet driver for th...
USN-3976-3: Samba regression
USN-3976-1 fixed a vulnerability in Samba. The update introduced a regression causing Samba to occasionally crash. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Isaac Boukris and Andrew Bartlett discovered that Samba incorrectly checked S4U2Self...
USN-5487-1: Apache HTTP Server vulnerabilities
It was discovered that Apache HTTP Server modproxyajp incorrectly handled certain crafted request. A remote attacker could possibly use this issue to perform an HTTP Request Smuggling attack. CVE-2022-26377 It was discovered that Apache HTTP Server incorrectly handled certain request. An attacker...
USN-5246-1: 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, obtain sensitive information, conduct spoofing attacks, bypass security...
USN-5223-1: Apache Log4j 1.2 vulnerability
It was discovered that Apache Log4j 1.2 was vulnerable to deserialization of untrusted data if the configuration file was editable. An attacker could use this vulnerability to cause a DoS or possibly execute arbitrary code...
USN-4939-1: WebKitGTK vulnerabilities
A large number of security issues were discovered in the WebKitGTK Web and JavaScript engines. If a user were tricked into viewing a malicious website, a remote attacker could exploit a variety of issues related to web browser security, including cross-site scripting attacks, denial of service...
USN-4698-2: Dnsmasq regression
USN-4698-1 fixed vulnerabilities in Dnsmasq. The updates introduced regressions in certain environments related to issues with multiple queries, and issues with retries. This update fixes the problem. Original advisory details: Moshe Kol and Shlomi Oberman discovered that Dnsmasq incorrectly...
USN-4659-1: Linux kernel vulnerabilities
It was discovered that a race condition existed in the binder IPC implementation in the Linux kernel, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2020-0423 Daniele Antonioli, Nils Ole...
USN-5851-1: Linux kernel vulnerabilities
It was discovered that a memory leak existed in the Unix domain socket implementation of the Linux kernel. A local attacker could use this to cause a denial of service memory exhaustion. CVE-2022-3543 It was discovered that the Bluetooth HCI implementation in the Linux kernel did not properly...
USN-5333-2: Apache HTTP Server vulnerabilities
USN-5333-1 fixed several vulnerabilities in Apache. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory details: Chamal De Silva discovered that the Apache HTTP Server modlua module incorrectly handled certain crafted request bodies. A remote...
USN-4890-1: Linux kernel vulnerabilities
Piotr Krysiuk discovered that the BPF subsystem in the Linux kernel did not properly compute a speculative execution limit on pointer arithmetic in some situations. A local attacker could use this to expose sensitive information kernel memory. CVE-2020-27171 Piotr Krysiuk discovered that the BPF...
USN-4659-2: Linux kernel regression
USN-4659-1 fixed vulnerabilities in the Linux kernel. Unfortunately, that update introduced a regression in the software raid10 driver when used with fstrim that could lead to data corruption. This update fixes the problem. Original advisory details: It was discovered that a race condition existe...
USN-4662-1: OpenSSL vulnerability
David Benjamin discovered that OpenSSL incorrectly handled comparing certificates containing a EDIPartyName name type. A remote attacker could possibly use this issue to cause OpenSSL to crash, resulting in a denial of service...
USN-4364-1: Linux kernel vulnerabilities
It was discovered that the ADIS16400 IIO IMU Driver for the Linux kernel did not properly deallocate memory in certain error conditions. A local attacker could use this to cause a denial of service memory exhaustion. CVE-2019-19060 It was discovered that the vhost net driver in the Linux kernel...
USN-4250-1: MySQL vulnerabilities
Multiple security issues were discovered in MySQL and this update includes new upstream MySQL versions to fix these issues. MySQL has been updated to 8.0.19 in Ubuntu 19.10. Ubuntu 16.04 LTS and Ubuntu 18.04 LTS have been updated to MySQL 5.7.29. In addition to security fixes, the updated package...
USN-6043-1: Linux kernel vulnerabilities
It was discovered that the Traffic-Control Index TCINDEX implementation in the Linux kernel did not properly perform filter deactivation in some situations. A local attacker could possibly use this to gain elevated privileges. Please note that with the fix for this CVE, kernel support for the...
USN-5318-1: Linux kernel vulnerabilities
Nick Gregory discovered that the Linux kernel incorrectly handled network offload functionality. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. CVE-2022-25636 Enrico Barberis, Pietro Frigo, Marius Muench, Herbert Bos, and Cristiano Giuffrida...
USN-5015-1: Linux kernel (OEM) vulnerabilities
It was discovered that the virtual file system implementation in the Linux kernel contained an unsigned to signed integer conversion error. A local attacker could use this to cause a denial of service system crash or execute arbitrary code. CVE-2021-33909 Michael Brown discovered that the Xen...
USN-4050-1: ZeroMQ vulnerability
It was discovered that ZeroMQ incorrectly handled certain application metadata. A remote attacker could use this issue to cause ZeroMQ to crash, or possibly execute arbitrary code...
USN-3886-1: poppler vulnerabilities
It was discovered that poppler incorrectly handled certain PDF files. An attacker could possibly use this issue to cause a denial of service. CVE-2018-20551, CVE-2019-7310...
USN-6949-1: 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: - ARM32 architecture; - ARM64 architecture; - M68K architecture; - OpenRISC architecture; - PowerPC architecture; -...
USN-5226-1: systemd vulnerability
It was discovered that systemd-tmpfiles employed uncontrolled recursion when removing deeply nested directory hierarchies. A local attacker could exploit this to cause systemd-tmpfiles to crash or have other unspecified impacts...
USN-5222-1: Apache Log4j 2 vulnerabilities
It was discovered that Apache Log4j 2 was vulnerable to remote code execution RCE attack when configured to use a JDBC Appender with a JNDI LDAP data source URI. A remote attacker could possibly use this issue to cause a crash, leading to a denial of service. CVE-2021-44832 Hideki Okamoto and Guy...
USN-4904-1: Linux kernel vulnerabilities
Ben Harris discovered that the Linux kernel would strip extended privilege attributes of files when performing a failed unprivileged system call. A local attacker could use this to cause a denial of service. CVE-2015-1350 Andrey Konovalov discovered that the video4linux driver for Hauppauge HD PV...