UL
Product
Ubuntu Linux
by Canonical · last CVE May 28, 2026
On CISA KEVExploited in the wildRansomware-linked
4,113
CVEs
47
On KEV
10.0
Max CVSS
0
New 30D
Severity mix
Critical 344High 149Medium 6Low 1
Watch

Add Ubuntu Linux to your stack to get only the CVEs that touch what you run.

CVECVSSEPSSPublishedSummary · affected versions
CVE-2019-20367
9.1
3%
Jan 8
nlist.c in libbsd before 0.10.0 has an out-of-bounds read during a comparison for a symbol name from the string table (strtab)
Affected: 12.04; 14.04; 16.04; 18.04; 19.04
CVE-2019-19949
9.1
3%
Dec 24
In ImageMagick 7.0.8-43 Q16, there is a heap-based buffer over-read in the function WritePNGImage of coders/png.c, related to Magick_png_write_raw_profile and LocaleNCompare
Affected: 20.04
CVE-2019-12523
9.1
4%
Nov 26
An issue was discovered in Squid before 4.9
Affected: 16.04; 18.04; 19.04; 19.10; 16.04; 18.04
CVE-2019-17544
9.1
3%
Oct 14
libaspell.a in GNU Aspell before 0.60.8 has a stack-based buffer over-read in acommon::unescape in common/getdata.cpp via an isolated \ character
Affected: 12.04; 14.04; 16.04; 18.04; 19.04
CVE-2019-17134
9.1
2%
Oct 8
Amphora Images in OpenStack Octavia >=0.10.0 <2.1.2, >=3.0.0 <3.2.0, >=4.0.0 <4.1.0 allows anyone with access to the management network to bypass client-certificate based…
Affected: 19.04
CVE-2019-15926
9.1
5%
Sep 4
An issue was discovered in the Linux kernel before 5.2.3
Affected: 16.04; 18.04; 19.10
CVE-2019-10197
9.1
3%
Sep 3
A flaw was found in samba versions 4.9.x up to 4.9.13, samba 4.10.x up to 4.10.8 and samba 4.11.x up to 4.11.0rc3, when certain parameters were set in the samba configuration file
Affected: 19.04
CVE-2019-11036
9.1
7%
May 3
When processing certain files, PHP EXIF extension in versions 7.1.x below 7.1.29, 7.2.x below 7.2.18 and 7.3.x below 7.3.5 can be caused to read past allocated buffer in…
Affected: 12.04; 14.04; 16.04; 18.04; 18.10; 19.04
CVE-2019-11035
9.1
4%
Apr 18
When processing certain files, PHP EXIF extension in versions 7.1.x below 7.1.28, 7.2.x below 7.2.17 and 7.3.x below 7.3.4 can be caused to read past allocated buffer in…
Affected: 12.04; 14.04; 16.04; 18.04; 18.10; 19.04
CVE-2019-11034
9.1
4%
Apr 18
When processing certain files, PHP EXIF extension in versions 7.1.x below 7.1.28, 7.2.x below 7.2.17 and 7.3.x below 7.3.4 can be caused to read past allocated buffer in…
Affected: 12.04; 14.04; 16.04; 18.04; 18.10; 19.04
CVE-2019-9948
9.1
12%
Mar 23
urllib in Python 2.x through 2.7.16 supports the local_file: scheme, which makes it easier for remote attackers to bypass protection mechanisms that blacklist file: URIs, as…
Affected: 12.04; 14.04; 16.04; 18.04; 19.04
CVE-2018-18313
9.1
10%
Dec 7
Perl before 5.26.3 has a buffer over-read via a crafted regular expression that triggers disclosure of sensitive information from process memory
Affected: 12.04; 14.04; 16.04; 18.04; 18.10
CVE-2018-16842
9.1
2%
Oct 31
Curl versions 7.14.1 through 7.61.1 are vulnerable to a heap-based buffer over-read in the tool_msgs.c:voutf() function that may result in information exposure and denial of…
Affected: 12.04; 14.04; 16.04; 18.04; 18.10
CVE-2018-12387
9.1
10%
Oct 18
A vulnerability where the JavaScript JIT compiler inlines Array.prototype.push with multiple arguments that results in the stack pointer being off by 8 bytes after a bailout
Affected: 14.04; 16.04; 18.04
CVE-2018-10933
9.1
92%
Oct 17
A vulnerability was found in libssh's server-side state machine before versions 0.7.6 and 0.8.4
Affected: 14.04; 16.04; 18.04; 18.10
CVE-2018-14938
9.1
3%
Aug 5
An issue was discovered in wifipcap/wifipcap.cpp in TCPFLOW through 1.5.0-alpha
Affected: 16.04; 18.04; 18.10
CVE-2018-1000301
9.1
6%
May 24
curl version curl 7.20.0 to and including curl 7.59.0 contains a CWE-126: Buffer Over-read vulnerability in denial of service that can result in curl can be tricked into reading…
Affected: 12.04; 14.04; 16.04; 17.10; 18.04
CVE-2018-8780
9.1
10%
Apr 3
In Ruby before 2.2.10, 2.3.x before 2.3.7, 2.4.x before 2.4.4, 2.5.x before 2.5.1, and 2.6.0-preview1, the Dir.open, Dir.new, Dir.entries and Dir.empty? methods do not check NULL…
Affected: 14.04; 16.04; 17.10
CVE-2018-1000122
9.1
9%
Mar 14
A buffer over-read exists in curl 7.20.0 to and including curl 7.58.0 in the RTSP+RTP handling code that allows an attacker to cause a denial of service or information leakage
Affected: 12.04; 14.04; 16.04; 17.10
CVE-2018-1000005
9.1
5%
Jan 24
libcurl 7.49.0 to and including 7.57.0 contains an out bounds read in code handling HTTP/2 trailers
Affected: 14.04; 16.04; 17.10
CVE-2016-5018
9.1
10%
Aug 10
In Apache Tomcat 9.0.0.M1 to 9.0.0.M9, 8.5.0 to 8.5.4, 8.0.0.RC1 to 8.0.36, 7.0.0 to 7.0.70 and 6.0.0 to 6.0.45 a malicious web application was able to bypass a configured…
Affected: 16.04
CVE-2017-6519
9.1
3%
May 1
avahi-daemon in Avahi through 0.6.32 and 0.7 inadvertently responds to IPv6 unicast queries with source addresses that are not on-link, which allows remote attackers to cause a…
Affected: 12.04; 14.04; 16.04; 18.04; 18.10
CVE-2015-8776
9.1
5%
Apr 19
The strftime function in the GNU C Library (aka glibc or libc6) before 2.23 allows context-dependent attackers to cause a denial of service (application crash) or possibly obtain…
Affected: 12.04; 14.04; 15.10
CVE-2014-1508
9.1
4%
Mar 19
The libxul.so!gfxContext::Polygon function in Mozilla Firefox before 28.0, Firefox ESR 24.x before 24.4, Thunderbird before 24.4, and SeaMonkey before 2.25 allows remote attackers…
Affected: 12.04; 12.10; 13.10
CVE-2018-3183
9.0
3%
Oct 17
Vulnerability in the Java SE, Java SE Embedded, JRockit component of Oracle Java SE (subcomponent: Scripting)
Affected: 16.04; 18.04; 18.10
CVE-2015-8557
9.0
7%
Jan 8
The FontManager._get_nix_font_path function in formatters/img.py in Pygments 1.2.2 through 2.0.2 allows remote attackers to execute arbitrary commands via shell metacharacters in…
Affected: 12.04; 14.04; 15.04; 15.10
CVE-2020-27352
8.8
0%
Jun 21
When generating the systemd service units for the docker snap (and other similar snaps), snapd does not specify Delegate=yes - as a result systemd will move processes from the…
Affected: 16.04; 18.04; 20.04; 20.10
CVE-2022-39177
8.8
1%
Sep 2
BlueZ before 5.59 allows physically proximate attackers to cause a denial of service because malformed and invalid capabilities can be processed in profiles/audio/avdtp.c
Affected: 18.04; 20.04
CVE-2022-39176
8.8
1%
Sep 2
BlueZ before 5.59 allows physically proximate attackers to obtain sensitive information because profiles/audio/avrcp.c does not validate params_len
Affected: 18.04; 20.04
CVE-2021-44142
8.8
74%
Feb 21
The Samba vfs_fruit module uses extended file attributes (EA, xattr) to provide "...enhanced compatibility with Apple SMB clients and interoperability with a Netatalk 3 AFP…
Affected: 14.04; 16.04; 18.04; 20.04; 21.10
CVE-2021-4093
8.8
0%
Feb 18
A flaw was found in the KVM's AMD code for supporting the Secure Encrypted Virtualization-Encrypted State (SEV-ES)
Affected: 20.04; 21.10
CVE-2020-25722
8.8
2%
Feb 18
Multiple flaws were found in the way samba AD DC implemented access and conformance checking of stored data
Affected: 18.04; 20.04; 21.04; 21.10
CVE-2021-44730
8.8
0%
Feb 17
snapd 2.54.2 did not properly validate the location of the snap-confine binary
Affected: 18.04; 20.04; 21.10
CVE-2021-3491
8.8
1%
Jun 4
The io_uring subsystem in the Linux kernel allowed the MAX_RW_COUNT limit to be bypassed in the PROVIDE_BUFFERS operation, which led to negative values being usedin mem_rw when…
Affected: 20.04; 20.10; 21.04
CVE-2020-14374
8.8
0%
Sep 30
A flaw was found in dpdk in versions before 18.11.10 and before 19.11.5
Affected: 20.04
CVE-2020-15659
8.8
2%
Aug 10
Mozilla developers and community members reported memory safety bugs present in Firefox 78 and Firefox ESR 78.0
Affected: 16.04; 18.04; 20.04
CVE-2020-15656
8.8
2%
Aug 10
JIT optimizations involving the Javascript arguments object could confuse later optimizations
Affected: 16.04; 18.04; 20.04
CVE-2020-12420
8.8
2%
Jul 9
When trying to connect to a STUN server, a race condition could have caused a use-after-free of a pointer, leading to memory corruption and a potentially exploitable crash
Affected: 16.04; 18.04; 19.10; 20.04
CVE-2020-12419
8.8
2%
Jul 9
When processing callbacks that occurred during window flushing in the parent process, the associated window may die; causing a use-after-free condition
Affected: 16.04; 18.04; 19.10; 20.04
CVE-2020-12417
8.8
3%
Jul 9
Due to confusion about ValueTags on JavaScript Objects, an object may pass through the type barrier, resulting in memory corruption and a potentially exploitable crash
Affected: 16.04; 18.04; 19.10; 20.04
CVE-2020-12410
8.8
2%
Jul 9
Mozilla developers reported memory safety bugs present in Firefox 76 and Firefox ESR 68.8
Affected: 16.04; 18.04; 19.10; 20.04
CVE-2020-12406
8.8
1%
Jul 9
Mozilla Developer Iain Ireland discovered a missing type check during unboxed objects removal, resulting in a crash
Affected: 16.04; 18.04; 19.10; 20.04
CVE-2020-12861
8.8
3%
Jun 24
A heap buffer overflow in SANE Backends before 1.0.30 allows a malicious device connected to the same local network as the victim to execute arbitrary code, aka GHSL-2020-080
Affected: 16.04; 18.04; 20.04
CVE-2020-6463
8.8
3%
May 21
Use after free in ANGLE in Google Chrome prior to 81.0.4044.122 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page
Affected: 16.04; 18.04; 20.04
CVE-2020-12691
8.8
5%
May 7
An issue was discovered in OpenStack Keystone before 15.0.1, and 16.0.0
Affected: 18.04
CVE-2020-12689
8.8
2%
May 7
An issue was discovered in OpenStack Keystone before 15.0.1, and 16.0.0
Affected: 18.04
CVE-2019-15793
8.8
1%
Apr 24
In shiftfs, a non-upstream patch to the Linux kernel included in the Ubuntu 5.0 and 5.3 kernel series, several locations which shift ids translate user/group ids before performing…
Affected: 18.04; 19.04
CVE-2020-11793
8.8
3%
Apr 17
A use-after-free issue exists in WebKitGTK before 2.28.1 and WPE WebKit before 2.28.1 via crafted web content that allows remote attackers to execute arbitrary code or cause a…
Affected: 18.04; 19.10
CVE-2020-11100
8.8
62%
Apr 2
In hpack_dht_insert in hpack-tbl.c in the HPACK decoder in HAProxy 1.8 through 2.x before 2.1.4, a remote attacker can write arbitrary bytes around a certain location on the heap…
Affected: 18.04; 19.10
CVE-2020-7065
8.8
5%
Apr 1
In PHP versions 7.3.x below 7.3.16 and 7.4.x below 7.4.4, while using mb_strtolower() function with UTF-32LE encoding, certain invalid strings could cause PHP to overwrite…
Affected: 12.04; 14.04; 16.04; 18.04; 19.10; 20.04
Page 8 of 10 · 500 total
The 500 most important CVEs for this product (exploited first, then by severity)