USN-5300-2 php7.2, php7.4 vulnerabilities

USN-5300-1 fixed vulnerabilities in PHP. This update provides the corresponding updates for Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. Original advisory details: It was discovered that PHP incorrectly handled certain scripts. An attacker could possibly use this issue to cause a denial of service...

USN-5301-2 cyrus-sasl2 vulnerability

USN-5301-1 fixed a vulnerability in Cyrus. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory details: It was discovered that the Cyrus SASL SQL plugin incorrectly handled SQL input. A remote attacker could use this issue to execute arbitrar...

USN-5267-3 linux-raspi, linux-raspi-5.4 vulnerabilities

USN-5267-1 fixed vulnerabilities in the Linux kernel. This update provides the corresponding updates for the Linux kernel for Raspberry Pi devices. Original advisory details: It was discovered that the Bluetooth subsystem in the Linux kernel contained a use-after-free vulnerability. A local...

USN-5108-2 libntlm vulnerability

USN-5108-1 fixed a vulnerability in Libntlm. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory details: It was discovered that Libntlm incorrectly handled specially crafted NTML requests. An attacker could possibly use this issue to cause a...

USN-5275-1 bluez vulnerability

Ziming Zhang discovered that BlueZ incorrectly handled memory write operations in its gatt server. A remote attacker could possibly use this to cause BlueZ to crash leading to a denial of service, or potentially remotely execute code. CVE-2022-0204...

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-5193-2 xorg-server vulnerabilities

USN-5193-1 fixed several vulnerabilities in X.Org. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory details: Jan-Niklas Sohn discovered that the X.Org X Server incorrectly handled certain inputs. An attacker could use this issue to cause t...

USN-5243-1 aide vulnerability

David Bouman discovered that AIDE incorrectly handled base64 operations. A local attacker could use this issue to cause AIDE to crash, resulting in a denial of service, or possibly execute arbitrary code...

USN-5222-1 apache-log4j2 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-5191-1 flatpak vulnerability

It was discovered that Flatpak incorrectly handled certain AFUNIX sockets. An attacker could use this to specially craft a Flatpak application that could escape sandbox confinement...

USN-5189-1 A security issue was fixed in GLib

It was discovered that GLib incorrectly handled certain environment variables. An attacker could possibly use this issue to escalate privileges...

USN-5171-2 lrzip vulnerabilities

USN-5171-1 fixed vulnerabilities in Long Range ZIP. This update provides the corresponding updates for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory details: It was discovered that Long Range ZIP incorrectly handled certain specially crafted lrz files. A remote attacker could possibly...

USN-5178-1 python-django vulnerability

Sjoerd Job Postmus and TengMA discovered that Django incorrectly handled URLs with trailing newlines. A remote attacker could possibly use this issue to bypass certain access controls...

USN-5171-1 lrzip vulnerabilities

It was discovered that Long Range ZIP incorrectly handled certain specially crafted lrz files. A remote attacker could possibly use this issue to cause a denial of service crash or other unspecified impact...

USN-5155-1 bluez vulnerabilities

It was discovered that BlueZ incorrectly handled the Discoverable status when a device is powered down. This could result in devices being powered up discoverable, contrary to expectations. This issue only affected Ubuntu 20.04 LTS, Ubuntu 21.04, and Ubuntu 21.10. CVE-2021-3658 It was discovered...

USN-5153-1 libreoffice vulnerabilities

It was discovered that LibreOffice incorrectly handled digital signatures. An attacker could possibly use this issue to create a specially crafted document that would display a validly signed indicator, contrary to expectations...

USN-5140-1 linux-oem-5.14 vulnerabilities

It was discovered that the AMD Cryptographic Coprocessor CCP driver in the Linux kernel did not properly deallocate memory in some error conditions. A local attacker could use this to cause a denial of service memory exhaustion. CVE-2021-3744, CVE-2021-3764 It was discovered that an integer...

USN-5127-1 webkit2gtk 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-5123-1 mysql-5.7, mysql-8.0 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 8.0.27 in Ubuntu 20.04 LTS, Ubuntu 21.04, and Ubuntu 21.10. Ubuntu 18.04 LTS has been updated to MySQL 5.7.36. In addition to security fixes, the...

USN-5111-1 strongswan vulnerabilities

It was discovered that strongSwan incorrectly handled certain RSASSA-PSS signatures. A remote attacker could use this issue to cause strongSwan to crash, resulting in a denial of service. CVE-2021-41990 It was discovered that strongSwan incorrectly handled replacing certificates in the cache. A...

USN-5107-1 firefox vulnerabilities

Multiple security issues were discovered in Firefox. If a user were tricked into opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service, spoof another origin, or execute arbitrary code...

USN-5080-2 libgcrypt20 vulnerabilities

USN-5080-1 fixed several vulnerabilities in Libgcrypt. This update provides the corresponding update for Ubuntu 16.04 ESM. Original advisory details: It was discovered that Libgcrypt incorrectly handled ElGamal encryption. An attacker could possibly use this issue to recover sensitive information...

USN-5079-2 curl vulnerabilities

USN-5079-1 fixed several vulnerabilities in curl. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory details: Patrick Monnerat discovered that curl incorrectly handled upgrades to TLS. When receiving certain responses from servers, curl woul...

USN-5071-1 linux, linux-aws, linux-aws-5.4, linux-azure, linux-azure-5.4, linux-gcp, linux-gcp-5.4, linux-gke, linux-gke-5.4, linux-gkeop, linux-gkeop-5.4, linux-kvm, linux-oracle, linux-oracle-5.4 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-5069-1 libapache2-mod-auth-mellon vulnerability

It was discovered that mod-auth-mellon incorrectly filtered certain URLs. A remote attacker could possibly use this issue to perform an open redirect attack...

USN-5057-1 squashfs-tools vulnerability

Etienne Stalmans discovered that Squashfs-Tools mishandled certain malformed SQUASHFS files. An attacker could use this vulnerability to write arbitrary files to the filesystem...

USN-5050-1 linux-aws-5.8, linux-azure-5.8, linux-gcp-5.8, linux-oracle-5.8 vulnerabilities

It was discovered that the bluetooth subsystem in the Linux kernel did not properly perform access control. An authenticated attacker could possibly use this to expose sensitive information. CVE-2020-26558, CVE-2021-0129 Michael Brown discovered that the Xen netback driver in the Linux kernel did...

USN-5026-2 qpdf vulnerabilities

USN-5026-1 fixed several vulnerabilities in QPDF. This update provides the corresponding update for Ubuntu 16.04 ESM. Original advisory details: It was discovered that QPDF incorrectly handled certain malformed PDF files. A remote attacker could use this issue to cause QPDF to consume resources,...

USN-5026-1 qpdf vulnerabilities

It was discovered that QPDF incorrectly handled certain malformed PDF files. A remote attacker could use this issue to cause QPDF to consume resources, resulting in a denial of service. This issue only affected Ubuntu 18.04 LTS. CVE-2018-18020 It was discovered that QPDF incorrectly handled certa...

USN-5020-1 ruby2.3, ruby2.5, ruby2.7 vulnerabilities

It was discovered that Ruby incorrectly handled certain inputs. An attacker could possibly use this issue to execute arbitrary code. CVE-2021-31799 It was discovered that Ruby incorrectly handled certain inputs. An attacker could possibly use this issue to conduct port scans and service banner...

USN-5013-1 systemd vulnerabilities

It was discovered that systemd incorrectly handled certain mount paths. A local attacker could possibly use this issue to cause systemd to crash, resulting in a denial of service. CVE-2021-33910 Mitchell Frank discovered that systemd incorrectly handled DHCP FORCERENEW packets. A remote attacker...

USN-4999-1 linux, linux-aws, linux-aws-5.8, linux-azure, linux-azure-5.8, linux-gcp, linux-gcp-5.8, linux-hwe-5.8, linux-kvm, linux-oracle, linux-oracle-5.8, linux-raspi vulnerabilities

Norbert Slusarek discovered a race condition in the CAN BCM networking protocol of the Linux kernel leading to multiple use-after-free vulnerabilities. A local attacker could use this issue to execute arbitrary code. CVE-2021-3609 Piotr Krysiuk discovered that the eBPF implementation in the Linux...

USN-4996-1 openexr vulnerabilities

It was discovered that OpenEXR incorrectly handled certain malformed EXR image files. If a user were tricked into opening a crafted EXR image file, a remote attacker could cause a denial of service, or possibly execute arbitrary code...

USN-4991-1 libxml2 vulnerabilities

Yunho Kim discovered that libxml2 incorrectly handled certain error conditions. A remote attacker could exploit this with a crafted XML file to cause a denial of service, or possibly cause libxml2 to expose sensitive information. This issue only affected Ubuntu 14.04 ESM, and Ubuntu 16.04 ESM...

USN-4978-1 firefox vulnerabilities

Multiple security issues were discovered in Firefox. If a user were tricked into opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service, re-enable camera devices without an additional permission prompt, spoof the browser UI, or execute...

USN-4970-1 gupnp vulnerability

It was discovered that GUPnP incorrectly filtered local requests. If a user were tricked into visiting a malicious website, a remote attacker could possibly use this issue to perform actions against local UPnP services such as obtaining or altering sensitive information...

USN-4961-1 python-pip vulnerability

It was discovered that pip incorrectly handled unicode separators in git references. A remote attacker could possibly use this issue to install a different revision on a repository...

USN-4953-1 awstats vulnerabilities

Sean Boran discovered that AWStats incorrectly filtered certain parameters. A remote attacker could possibly use this issue to execute arbitrary code. CVE-2020-29600 It was discovered that AWStats incorrectly filtered certain parameters. A remote attacker could possibly use this issue to access...

USN-4898-1 curl vulnerabilities

Viktor Szakats discovered that curl did not strip off user credentials from referrer header fields. A remote attacker could possibly use this issue to obtain sensitive information. CVE-2021-22876 Mingtao Yang discovered that curl incorrectly handled session tickets when using an HTTPS proxy. A...

USN-4891-1 openssl vulnerability

It was discovered that OpenSSL incorrectly handled certain renegotiation ClientHello messages. A remote attacker could use this issue to cause OpenSSL to crash, resulting in a denial of service...

USN-4852-1 vtk vulnerabilities

It was discovered that VTK incorrectly handled certain XML files in the embedded Expat library. An attacker could possibly use this issue to cause a denial of service or expose sensitive information...

USN-4754-2 python2.7 regression

USN-4754-1 fixed a vulnerability in Python. The fix for CVE-2021-3177 introduced a regression in Python 2.7. This update reverts the security fix pending further investigation. We apologize for the inconvenience. Original advisory details: It was discovered that Python incorrectly handled certain...

USN-4742-1 python-django vulnerability

It was discovered that Django incorrectly accepted semicolons as query parameters. A remote attacker could possibly use this issue to perform a Web Cache Poisoning attack...

USN-4467-2 qemu vulnerabilities

USN-4467-1 fixed several vulnerabilities in QEMU. This update provides the corresponding update for Ubuntu 14.04 ESM. Original advisory details: It was discovered that the QEMU SD memory card implementation incorrectly handled certain memory operations. An attacker inside a guest could possibly u...

USN-4684-1 edk2 vulnerabilities

Laszlo Ersek discovered that EDK II incorrectly validated certain signed images. An attacker could possibly use this issue with a specially crafted image to cause EDK II to hang, resulting in a denial of service. This issue only affected Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and Ubuntu 20.04 LTS...

USN-4680-1 linux, linux-aws, linux-aws-hwe, linux-azure, linux-azure-4.15, linux-gcp, linux-gcp-4.15, linux-gke-4.15, linux-hwe, linux-kvm, linux-oracle, linux-raspi2, linux-snapdragon vulnerabilities

It was discovered that debugfs in the Linux kernel as used by blktrace contained a use-after-free in some situations. A privileged local attacker could possibly use this to cause a denial of service system crash. CVE-2019-19770 It was discovered that a race condition existed in the binder IPC...

USN-4633-1 postgresql-10, postgresql-12, postgresql-9.5 vulnerabilities

Peter Eisentraut discovered that PostgreSQL incorrectly handled connection security settings. Client applications could possibly be connecting with certain security parameters dropped, contrary to expectations. CVE-2020-25694 Etienne Stalmans discovered that PostgreSQL incorrectly handled the...

USN-4171-6 apport regression

USN-4171-1 fixed vulnerabilities in Apport. The update caused a regression when handling configuration files. This update fixes the problem, and also introduces further hardening measures. Original advisory details: Kevin Backhouse discovered Apport would read its user-controlled settings file as...

USN-4624-1 libexif vulnerability

It was discovered that libexif incorrectly handled certain inputs. An attacker could possibly use this issue to cause unexpected behaviours, or execute arbitrary code...

USN-4623-1 pacemaker vulnerability

Ken Gaillot discovered that Pacemaker incorrectly handled IPC communications permissions. A local attacker could possibly use this issue to bypass ACL restrictions and execute arbitrary code as root...