Canonical: >> Ubuntu Linux >> 15.04 Security Vulnerabilities
In the cron package through 3.0pl1-128 on Debian, and through 3.0pl1-128ubuntu2 on Ubuntu, the postinst maintainer script allows for group-crontab-to-root privilege escalation via symlink attacks against unsafe usage of the chown and chmod programs.
CVSS Score
6.7
EPSS Score
0.001
Published
2017-06-09
click/install.py in click does not require files in package filesystem tarballs to start with ./ (dot slash), which allows remote attackers to install an alternate security policy and gain privileges via a crafted package, as demonstrated by the test.mmrow app for Ubuntu phone.
CVSS Score
9.8
EPSS Score
0.016
Published
2017-02-13
The overlayfs implementation in the linux (aka Linux kernel) package before 3.19.0-21.21 in Ubuntu through 15.04 does not properly check permissions for file creation in the upper filesystem directory, which allows local users to obtain root access by leveraging a configuration in which overlayfs is permitted in an arbitrary mount namespace.
CVSS Score
7.8
EPSS Score
0.893
Published
2016-11-28
Heap-based buffer overflow in SPICE before 0.12.6 allows guest OS users to read and write to arbitrary memory locations on the host via guest QXL commands related to surface creation.
CVSS Score
7.1
EPSS Score
0.001
Published
2016-06-07
Heap-based buffer overflow in SPICE before 0.12.6 allows guest OS users to cause a denial of service (heap-based memory corruption and QEMU-KVM crash) or possibly execute arbitrary code on the host via QXL commands related to the surface_id parameter.
CVSS Score
7.8
EPSS Score
0.003
Published
2016-06-07
Unspecified vulnerability in Oracle MySQL 5.6.28 and earlier and 5.7.10 and earlier allows local users to affect availability via vectors related to Options.
CVSS Score
4.7
EPSS Score
0.002
Published
2016-04-21
The virStorageVolCreateXML API in libvirt 1.2.14 through 1.2.19 allows remote authenticated users with a read-write connection to cause a denial of service (libvirtd crash) by triggering a failed unlink after creating a volume on a root_squash NFS pool.
CVSS Score
6.5
EPSS Score
0.004
Published
2016-04-14
The networkReloadIptablesRules function in network/bridge_driver.c in libvirt before 0.9.9 does not properly handle firewall rules on bridge networks when libvirtd is restarted, which might allow remote attackers to bypass intended access restrictions via a (1) DNS or (2) DHCP query.
CVSS Score
5.9
EPSS Score
0.004
Published
2016-04-14
Incomplete blacklist vulnerability in util.c in foomatic-rip in cups-filters 1.0.42 before 1.4.0 and in foomatic-filters in Foomatic 4.0.x allows remote attackers to execute arbitrary commands via a ; (semicolon) character in a print job, a different vulnerability than CVE-2015-8327.
CVSS Score
7.3
EPSS Score
0.086
Published
2016-04-14
The bmp_read_rows function in pngxtern/pngxrbmp.c in OptiPNG before 0.7.6 allows remote attackers to cause a denial of service (invalid memory write and crash) via a series of delta escapes in a crafted BMP image.
CVSS Score
6.5
EPSS Score
0.024
Published
2016-04-13