USN-4495-1: Apache Log4j vulnerability

It was discovered that Apache Log4j does not properly deserialize untrusted data. An attacker could possibly use this issue to remotely execute arbitrary code. CVE-2019-17571...

USN-4488-2: X.Org X Server vulnerabilities

USN-4488-1 fixed several vulnerabilities in X.Org. This update provides the corresponding update and also the update from USN-4490-1 for Ubuntu 14.04 ESM. Original advisory details: Jan-Niklas Sohn discovered that the X.Org X Server incorrectly handled the input extension protocol. A local attack...

USN-4485-1: Linux kernel vulnerabilities

Timothy Michaud discovered that the i915 graphics driver in the Linux kernel did not properly validate user memory locations for the i915gemexecbuffer2ioctl. A local attacker could possibly use this to cause a denial of service or execute arbitrary code. CVE-2018-20669 It was discovered that the...

USN-4483-1: Linux kernel vulnerabilities

Chuhong Yuan discovered that go7007 USB audio device driver in the Linux kernel did not properly deallocate memory in some failure conditions. A physically proximate attacker could use this to cause a denial of service memory exhaustion. CVE-2019-20810 Fan Yang discovered that the mremap...

USN-4449-2: Apport vulnerabilities

USN-4449-1 fixed several vulnerabilities in Apport. This update provides the corresponding update for Ubuntu 14.04 ESM. Original advisory details: Ryota Shiga working with Trend Micro´s Zero Day Initiative, discovered that Apport incorrectly dropped privileges when making certain D-Bus calls. A...

USN-4487-1: libx11 vulnerabilities

Todd Carson discovered that libx11 incorrectly handled certain memory operations. A local attacker could possibly use this issue to escalate privileges. CVE-2020-14344 Jayden Rivers discovered that libx11 incorrectly handled locales. A local attacker could possibly use this issue to escalate...

Ubuntu 16.04 LTS / 18.04 LTS : Net-SNMP regression (USN-4471-2)

The remote Ubuntu 16.04 LTS / 18.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-4471-2 advisory. USN-4471-1 fixed a vulnerability in Net-SNMP. The updated introduced a regression making nsExtendCacheTime not settable. This update fixes the problem...

USN-4471-2: Net-SNMP regression

USN-4471-1 fixed a vulnerability in Net-SNMP. The updated introduced a regression making nsExtendCacheTime not settable. This update fixes the problem adding the cacheTime feature flag. Original advisory details: Tobias Neitzel discovered that Net-SNMP incorrectly handled certain symlinks. An...

USN-4480-1: OpenStack Keystone vulnerabilities

It was discovered that OpenStack Keystone incorrectly handled EC2 credentials. An authenticated attacker with a limited scope could possibly create EC2 credentials with escalated permissions. CVE-2020-12689, CVE-2020-12691 It was discovered that OpenStack Keystone incorrectly handled the list of...

USN-4478-1: Python-RSA vulnerability

It was discovered that Python-RSA incorrectly handled certain ciphertexts. An attacker could possibly use this issue to obtain sensitive information...

USN-4428-1: Python vulnerabilities | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 14.04 Canonical Ubuntu 16.04 Canonical Ubuntu 18.04 Description It was discovered that Python documentation had a misleading information. A security issue could be possibly caused by wrong assumptions of this information...

USN-4473-1: libmysofa vulnerabilities

It was discovered that libmysofa incorrectly handled certain input files. An attacker could possibly use this issue to cause a denial of service or other unspecified impact. CVE-2019-16091, CVE-2019-16092, CVE-2019-16093, CVE-2019-16094, CVE-2019-16095...

USN-4470-1: sane-backends vulnerabilities

Kritphong Mongkhonvanit discovered that sane-backends incorrectly handled certain packets. A remote attacker could possibly use this issue to obtain sensitive memory information. This issue only affected Ubuntu 16.04 LTS. CVE-2017-6318 It was discovered that sane-backends incorrectly handled...

USN-4468-2: Bind vulnerability

USN-4468-1 fixed a vulnerability in Bind. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM. Original advisory details: Dave Feldman, Jeff Warren, and Joel Cunningham discovered that Bind incorrectly handled certain truncated responses to a TSIG-signed reques...

USN-4468-2 bind9 vulnerability

USN-4468-1 fixed a vulnerability in Bind. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM. Original advisory details: Dave Feldman, Jeff Warren, and Joel Cunningham discovered that Bind incorrectly handled certain truncated responses to a TSIG-signed reques...

USN-4465-1: linux kernel vulnerabilities

It was discovered that the XFS file system implementation in the Linux kernel did not properly validate meta data in some circumstances. An attacker could use this to construct a malicious XFS image that, when mounted, could cause a denial of service. CVE-2020-12655 It was discovered that the...

USN-4466-2: curl vulnerability

USN-4466-1 fixed a vulnerability in curl. This update provides the corresponding update for Ubuntu 14.04 ESM. Original advisory details: Marc Aldorasi discovered that curl incorrectly handled the libcurl CURLOPTCONNECTONLY option. This could result in data being sent to the wrong destination,...

USN-4463-1: Linux kernel vulnerabilities

It was discovered that the bcache subsystem in the Linux kernel did not properly release a lock in some error conditions. A local attacker could possibly use this to cause a denial of service. CVE-2020-12771 Kyungtae Kim discovered that the USB testing driver in the Linux kernel did not properly...

USN-4462-1: Linux kernel vulnerability

It was discovered that the bcache subsystem in the Linux kernel did not properly release a lock in some error conditions. A local attacker could possibly use this to cause a denial of service...

USN-4461-1: Ark vulnerability

Dominik Penner discovered that Ark did not properly sanitize zip archive files before performing extraction. An attacker could use this to construct a malicious zip archive that, when opened, would create files outside the extraction directory...