Enterprise Linux Server vulnerabilitiesAnd the versions its exploited flaws hit.
Enterprise Linux Server is made by Red Hat. We track 1,913 published vulnerabilities listed under that exact name, across 18 versions. 58 of them are on the list of flaws known to be exploited, the newest added on 26 August 2026. Red Hat lists newer releases under their own names, such as Enterprise Linux Server Aus, so check those pages too.
The most recent Enterprise Linux Server flaw added to the known-exploited list is CVE-2015-5287, on 26 August 2026. We keep watching the known-exploited list.
Is Enterprise Linux Server listed under other names? Yes.
Red Hat also lists Enterprise Linux Server under more specific names, such as Enterprise Linux Server Aus and Enterprise Linux Server Tus. Flaws listed only under those names are counted on their own pages, not here. If you run one of these, open its page for its own exploited flaws.
- Enterprise Linux Server Aus1,055 published vulnerabilities
- Enterprise Linux Server Tus765 published vulnerabilities
- Enterprise Linux Server Eus625 published vulnerabilities
- Enterprise Linux Server Supplementary84 published vulnerabilities
- Enterprise Linux Server Supplementary Eus83 published vulnerabilities
- Enterprise Linux Server for Power Little Endian Update Services for Sap Solutions60 published vulnerabilities
- Enterprise Linux Server Update Services for Sap Solutions43 published vulnerabilities
- Enterprise Linux Server from Rhui12 published vulnerabilities
- Enterprise Linux Server Supplementary Aus6 published vulnerabilities
- Enterprise Linux Server Workstation4 published vulnerabilities
- Enterprise Linux Server from Rhui 62 published vulnerabilities
- Enterprise Linux Server Eus from Rhui2 published vulnerabilities
Which versions of Enterprise Linux Server do the exploited flaws hit?
Each exploited flaw lists the versions it affects, as published by the vendor. Find your version, then patch.
- CVE-2015-5287Exploited list, 26 Aug 2026
Red Hat Automatic Bug Reporting Tool Privilege Escalation Vulnerability
7.0 - CVE-2018-14634Exploited list, 26 Jan 2026
Linux Kernel Integer Overflow Vulnerability
6.07.0 - CVE-2013-0643Exploited list, 17 Sep 2024
Adobe Flash Player Incorrect Default Permissions Vulnerability
6.0 - CVE-2014-0502Exploited list, 17 Sep 2024
Adobe Flash Player Double Free Vulnerablity
5.06.0 - CVE-2014-0497Exploited list, 17 Sep 2024
Adobe Flash Player Integer Underflow Vulnerablity
5.06.0 - CVE-2013-0648Exploited list, 17 Sep 2024
Adobe Flash Player Code Execution Vulnerability
6.0 - CVE-2024-1086Exploited list, 30 May 2024
Linux Kernel Use-After-Free Vulnerability
7.0 - CVE-2016-9079Exploited list, 22 Jun 2023
Mozilla Firefox, Firefox ESR, and Thunderbird Use-After-Free Vulnerability
5.06.07.0 - CVE-2021-4034Exploited list, 27 Jun 2022
Red Hat Polkit Out-of-Bounds Read and Write Vulnerability
6.07.0 - CVE-2017-5070Exploited list, 8 Jun 2022
Google Chromium V8 Type Confusion Vulnerability
6.0 - CVE-2016-1646Exploited list, 8 Jun 2022
Google Chromium V8 Out-of-Bounds Read Vulnerability
6.0 - CVE-2016-5198Exploited list, 8 Jun 2022
Google Chromium V8 Out-of-Bounds Memory Vulnerability
6.0 - CVE-2017-5030Exploited list, 8 Jun 2022
Google Chromium V8 Memory Corruption Vulnerability
6.0 - CVE-2019-8720Exploited list, 23 May 2022
WebKitGTK Memory Corruption Vulnerability
7.0 - CVE-2014-0160Exploited list, 4 May 2022
OpenSSL Information Disclosure Vulnerability
6.0 - CVE-2015-5122Exploited list, 13 Apr 2022
Adobe Flash Player Use-After-Free Vulnerability
5.06.0 - CVE-2015-3113Exploited list, 13 Apr 2022
Adobe Flash Player Heap-Based Buffer Overflow Vulnerability
6.0 - CVE-2012-2034Exploited list, 28 Mar 2022
Adobe Flash Player Memory Corruption Vulnerability
5.06.0 - CVE-2013-2729Exploited list, 28 Mar 2022
Adobe Reader and Acrobat Arbitrary Integer Overflow Vulnerability
6.0
11 more exploited flaws name Enterprise Linux Server without a version of its own, for example as the system other affected software runs on. They are in the list below.
Showing the 30 most recently added of 58 exploited flaws. The full list is below.
Which Enterprise Linux Server vulnerabilities are being exploited?
50 flaws are on the government list of vulnerabilities known to be exploited. These are the ones criminals are using now, so they go first, whatever their severity score says.
- 6.9Red Hat Automatic Bug Reporting Tool Privilege Escalation Vulnerability
Red Hat Automatic Bug Reporting Tool (ABRT) contains a privilege escalation vulnerability that could allow local users with certain permissions to gain privileges via a symlink attack on a file with a predictable name.
- 7.8Linux Kernel Integer Overflow Vulnerability
Linux Kernel contains an integer overflow vulnerability in the create_elf_tables() function which could allow an unprivileged local user with access to SUID (or otherwise privileged) binary to escalate their...
- 8.8Adobe Flash Player Incorrect Default Permissions Vulnerability
Adobe Flash Player contains an incorrect default permissions vulnerability in the Firefox sandbox that allows a remote attacker to execute arbitrary code via crafted SWF content.
- 8.8Adobe Flash Player Double Free Vulnerablity
Adobe Flash Player contains a double free vulnerability that allows a remote attacker to execute arbitrary code.
- 9.8Adobe Flash Player Integer Underflow Vulnerablity
Adobe Flash Player contains an integer underflow vulnerability that allows a remote attacker to execute arbitrary code.
- 8.8Adobe Flash Player Code Execution Vulnerability
Adobe Flash Player contains an unspecified vulnerability in the ExternalInterface ActionScript functionality that allows a remote attacker to execute arbitrary code via crafted SWF content.
- 7.8Linux Kernel Use-After-Free Vulnerability
Linux kernel contains a use-after-free vulnerability in the netfilter: nf_tables component that allows an attacker to achieve local privilege escalation.
- 7.5Mozilla Firefox, Firefox ESR, and Thunderbird Use-After-Free Vulnerability
Mozilla Firefox, Firefox ESR, and Thunderbird contain a use-after-free vulnerability in SVG Animation, targeting Firefox and Tor browser users on Windows.
Which Enterprise Linux Server flaws are most likely to be used?
Ranked by the latest exploit-likelihood forecast: the chance each flaw is used in an attack in the next 30 days. A high severity score on its own doesn't tell you that. Flaws shared by many other makers' products are left out.
- >99%
The SSL protocol 3.0, as used in OpenSSL through 1.0.1i and other products, uses nondeterministic CBC padding, which makes it easier for man-in-the-middle attackers to obtain cleartext data via a padding-oracle...
- >99%
The (1) TLS and (2) DTLS implementations in OpenSSL 1.0.1 before 1.0.1g do not properly handle Heartbeat Extension packets, which allows remote attackers to obtain sensitive information from process memory via...
- >99%
GNU Bash through 4.3 processes trailing strings after function definitions in the values of environment variables, which allows remote attackers to execute arbitrary code via a crafted environment, as demonstrated by...
- >99%
sapi/cgi/cgi_main.c in PHP before 5.3.12 and 5.4.x before 5.4.2, when configured as a CGI script (aka php-cgi), does not properly handle query strings that lack an = (equals sign) character, which allows remote...
- >99%
When running Apache Tomcat versions 9.0.0.M1 to 9.0.0, 8.5.0 to 8.5.22, 8.0.0.RC1 to 8.0.46 and 7.0.0 to 7.0.81 with HTTP PUTs enabled (e.g.
- >99%
GNU Bash through 4.3 bash43-025 processes trailing strings after certain malformed function definitions in the values of environment variables, which allows remote attackers to write to files or possibly have unknown...
- >99%
When running Apache Tomcat 7.0.0 to 7.0.79 on Windows with HTTP PUTs enabled (e.g.
Running Enterprise Linux Server? We'll keep checking.
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1 flaw being exploited affects software Acme tracks
Red Hat Automatic Bug Reporting Tool (ABRT) contains a privilege escalation vulnerability that could allow local users with certain permissions to gain privileges via a symlink attack on a file with a predictable name. The impacted product(s) could be end-of-life (EoL) and/or end-of-service (EoS). Users are advised to discontinue use and/or transition to a supported version.
- Matched to
- Enterprise Linux Server on Acme's software list
- What to do
- Patch first, then check for signs of use
Sent to the alert recipients Acme chose. Also in the app and to Acme's webhook.
We track 1,913 published vulnerabilities listed under the name Enterprise Linux Server, across 18 versions. The most recent Enterprise Linux Server flaw added to the known-exploited list is CVE-2015-5287, on 26 August 2026.
58 are on the list of flaws known to be exploited. The most recently added are CVE-2015-5287, CVE-2018-14634 and CVE-2013-0643.
Red Hat also lists Enterprise Linux Server under more specific names, such as Enterprise Linux Server Aus and Enterprise Linux Server Tus. Flaws listed only under those names are counted on their own pages, not here. Open the release you run to see its own list.
Each flaw names its own versions, usually as ranges. The newest, CVE-2015-5287, affects 7.0. The versions for every exploited flaw are listed on this page.
Create a Precursor Intelligence account and track Enterprise Linux Server. We match it against every published flaw, give each one a risk score from 0 to 100 and keep watching, so you hear about new ones as soon as we know, by email, in the app or by webhook.