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canonical ubuntu linux 20.04 vulnerabilities and exploits
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7.8
CVSSv3
CVE-2020-16119
Use-after-free vulnerability in the Linux kernel exploitable by a local attacker due to reuse of a DCCP socket with an attached dccps_hc_tx_ccid object as a listener after being released. Fixed in Ubuntu Linux kernel 5.4.0-51.56, 5.3.0-68.63, 4.15.0-121.123, 4.4.0-193.224, 3.13.0...
Linux Linux Kernel -
Canonical Ubuntu Linux 12.04
Canonical Ubuntu Linux 16.04
Canonical Ubuntu Linux 14.04
Canonical Ubuntu Linux 18.04
Canonical Ubuntu Linux 20.04
Debian Debian Linux 9.0
Debian Debian Linux 11.0
1 Github repository
5.9
CVSSv3
CVE-2019-25013
The iconv feature in the GNU C Library (aka glibc or libc6) up to and including 2.32, when processing invalid multi-byte input sequences in the EUC-KR encoding, may have a buffer over-read.
Gnu Glibc
Fedoraproject Fedora 32
Fedoraproject Fedora 33
Netapp Ontap Select Deploy Administration Utility -
Netapp Service Processor -
Broadcom Fabric Operating System -
Netapp A250 Firmware -
Netapp 500f Firmware -
Debian Debian Linux 10.0
1 Github repository
5.5
CVSSv3
CVE-2020-29385
GNOME gdk-pixbuf (aka GdkPixbuf) prior to 2.42.2 allows a denial of service (infinite loop) in lzw.c in the function write_indexes. if c->self_code equals 10, self->code_table[10].extends will assign the value 11 to c. The next execution in the loop will assign self->cod...
Gnome Gdk-pixbuf
Canonical Ubuntu Linux 20.04
Canonical Ubuntu Linux 20.10
Fedoraproject Fedora 33
Fedoraproject Fedora 34
5.5
CVSSv3
CVE-2020-27349
Aptdaemon performed policykit checks after interacting with potentially untrusted files with elevated privileges. This affected versions before 1.1.1+bzr982-0ubuntu34.1, 1.1.1+bzr982-0ubuntu32.3, 1.1.1+bzr982-0ubuntu19.5, 1.1.1+bzr982-0ubuntu14.5.
Canonical Ubuntu Linux 16.04
Canonical Ubuntu Linux 18.04
Canonical Ubuntu Linux 20.04
Canonical Ubuntu Linux 20.10
3.8
CVSSv3
CVE-2020-16128
The aptdaemon DBus interface disclosed file existence disclosure by setting Terminal/DebconfSocket properties, aka GHSL-2020-192 and GHSL-2020-196. This affected versions before 1.1.1+bzr982-0ubuntu34.1, 1.1.1+bzr982-0ubuntu32.3, 1.1.1+bzr982-0ubuntu19.5, 1.1.1+bzr982-0ubuntu14.5...
Canonical Ubuntu Linux 16.04
Canonical Ubuntu Linux 18.04
Canonical Ubuntu Linux 20.04
Canonical Ubuntu Linux 20.10
4.7
CVSSv3
CVE-2020-16123
An Ubuntu-specific patch in PulseAudio created a race condition where the snap policy module would fail to identify a client connection from a snap as coming from a snap if SCM_CREDENTIALS were missing, allowing the snap to connect to PulseAudio without proper confinement. This c...
Canonical Ubuntu Linux 16.04
Canonical Ubuntu Linux 18.04
Canonical Ubuntu Linux 20.04
Canonical Ubuntu Linux 20.10
4.7
CVSSv3
CVE-2020-29372
An issue exists in do_madvise in mm/madvise.c in the Linux kernel prior to 5.6.8. There is a race condition between coredump operations and the IORING_OP_MADVISE implementation, aka CID-bc0c4d1e176e.
Linux Linux Kernel
Canonical Ubuntu Linux 16.04
Canonical Ubuntu Linux 18.04
Canonical Ubuntu Linux 14.04
Canonical Ubuntu Linux 20.04
3.3
CVSSv3
CVE-2020-16121
PackageKit provided detailed error messages to unprivileged callers that exposed information about file presence and mimetype of files that the user would be unable to determine on its own.
Packagekit Project Packagekit -
Canonical Ubuntu Linux 20.04
7.8
CVSSv3
CVE-2020-16122
PackageKit's apt backend mistakenly treated all local debs as trusted. The apt security model is based on repository trust and not on the contents of individual files. On sites with configured PolicyKit rules this may allow users to install malicious packages.
Packagekit Project Packagekit -
Canonical Ubuntu Linux 16.04
Canonical Ubuntu Linux 18.04
Canonical Ubuntu Linux 20.04
7.8
CVSSv3
CVE-2020-15708
Ubuntu's packaging of libvirt in 20.04 LTS created a control socket with world read and write permissions. An attacker could use this to overwrite arbitrary files or execute arbitrary code.
Canonical Ubuntu Linux 20.04
CVSSv3
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2024-3581
reflected XSS
CVE-2024-26925
CVE-2024-27956
LFI
CVE-2024-3607
CVE-2024-3107
CVE-2024-3295
SQL
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