# Enterprise Linux vulnerabilities

> Enterprise Linux is made by Red Hat. We track 2,039 published vulnerabilities listed under that exact name, across 57 versions. 25 of them are on the list of flaws known to be exploited, the newest added on 2 June 2026. Red Hat lists newer releases under their own names, such as Enterprise Linux Desktop, so check those pages too.

Canonical page: https://www.precursorintelligence.com/product/redhat/enterprise_linux

## At a glance

- **Made by:** [Red Hat](https://www.precursorintelligence.com/vendors/redhat)
- **Published vulnerabilities:** 2,039
- **Known to be exploited:** 25 (listed under the name Enterprise Linux)
- **Versions tracked:** 57
- **Most recently added to the known-exploited list:** [CVE-2022-0492](https://www.precursorintelligence.com/what-is/cve-2022-0492), 2 June 2026. We keep watching the list.

## Is Enterprise Linux listed under other names?

Red Hat also lists Enterprise Linux under more specific names, such as Enterprise Linux Desktop and Enterprise Linux Server. Flaws listed only under those names are counted on their own pages, not here.

- [Enterprise Linux Desktop](https://www.precursorintelligence.com/product/redhat/enterprise_linux_desktop): 1,947 published vulnerabilities
- [Enterprise Linux Server](https://www.precursorintelligence.com/product/redhat/enterprise_linux_server): 1,913 published vulnerabilities
- [Enterprise Linux Workstation](https://www.precursorintelligence.com/product/redhat/enterprise_linux_workstation): 1,850 published vulnerabilities
- [Enterprise Linux Server Aus](https://www.precursorintelligence.com/product/redhat/enterprise_linux_server_aus): 1,055 published vulnerabilities
- [Enterprise Linux Eus](https://www.precursorintelligence.com/product/redhat/enterprise_linux_eus): 783 published vulnerabilities
- [Enterprise Linux Server Tus](https://www.precursorintelligence.com/product/redhat/enterprise_linux_server_tus): 765 published vulnerabilities
- [Enterprise Linux Server Eus](https://www.precursorintelligence.com/product/redhat/enterprise_linux_server_eus): 625 published vulnerabilities
- [Enterprise Linux Hpc Node](https://www.precursorintelligence.com/product/redhat/enterprise_linux_hpc_node): 149 published vulnerabilities
- [Enterprise Linux for Ibm Z Systems](https://www.precursorintelligence.com/product/redhat/enterprise_linux_for_ibm_z_systems): 108 published vulnerabilities
- [Enterprise Linux for Power Little Endian](https://www.precursorintelligence.com/product/redhat/enterprise_linux_for_power_little_endian): 103 published vulnerabilities
- [Enterprise Linux for Power Little Endian Eus](https://www.precursorintelligence.com/product/redhat/enterprise_linux_for_power_little_endian_eus): 89 published vulnerabilities
- [Enterprise Linux Workstation Supplementary](https://www.precursorintelligence.com/product/redhat/enterprise_linux_workstation_supplementary): 86 published vulnerabilities

## Which versions of Enterprise Linux do the exploited flaws hit?

Each exploited flaw lists the versions it affects, as published.

- [CVE-2022-0492](https://www.precursorintelligence.com/what-is/cve-2022-0492) (Linux Kernel Improper Authentication Vulnerability): 8.0
- [CVE-2026-31431](https://www.precursorintelligence.com/what-is/cve-2026-31431) (Linux Kernel Incorrect Resource Transfer Between Spheres Vulnerability): 8.0, 9.0, 10.0
- [CVE-2025-32463](https://www.precursorintelligence.com/what-is/cve-2025-32463) (Sudo Inclusion of Functionality from Untrusted Control Sphere Vulnerability): 10.0
- [CVE-2017-1000253](https://www.precursorintelligence.com/what-is/cve-2017-1000253) (Linux Kernel PIE Stack Buffer Corruption Vulnerability): 6.0, 6.1, 6.2, 6.3, 6.4, 6.5, 6.6, 6.7, 6.8, 6.9, 7.0, 7.1, 7.2, 7.3
- [CVE-2023-4911](https://www.precursorintelligence.com/what-is/cve-2023-4911) (GNU C Library Buffer Overflow Vulnerability): 8.0, 9.0
- [CVE-2023-44487](https://www.precursorintelligence.com/what-is/cve-2023-44487) (HTTP/2 Rapid Reset Attack Vulnerability): 6.0, 8.0, 9.0
- [CVE-2023-5217](https://www.precursorintelligence.com/what-is/cve-2023-5217) (Google Chromium libvpx Heap Buffer Overflow Vulnerability): 9.0
- [CVE-2018-14667](https://www.precursorintelligence.com/what-is/cve-2018-14667) (Red Hat JBoss RichFaces Framework Expression Language Injection Vulnerability): 5.0, 6.0
- [CVE-2016-9079](https://www.precursorintelligence.com/what-is/cve-2016-9079) (Mozilla Firefox, Firefox ESR, and Thunderbird Use-After-Free Vulnerability): 5.0, 6.0, 7.0
- [CVE-2023-32373](https://www.precursorintelligence.com/what-is/cve-2023-32373) (Apple Multiple Products WebKit Use-After-Free Vulnerability): 6.0, 7.0, 8.0, 9.0
- [CVE-2014-0196](https://www.precursorintelligence.com/what-is/cve-2014-0196) (Linux Kernel Race Condition Vulnerability): 6.0
- [CVE-2010-3904](https://www.precursorintelligence.com/what-is/cve-2010-3904) (Linux Kernel Improper Input Validation Vulnerability): 5.0, 6.0
- [CVE-2021-4034](https://www.precursorintelligence.com/what-is/cve-2021-4034) (Red Hat Polkit Out-of-Bounds Read and Write Vulnerability): 8.0
- [CVE-2019-8720](https://www.precursorintelligence.com/what-is/cve-2019-8720) (WebKitGTK Memory Corruption Vulnerability): 8.0
- [CVE-2022-0847](https://www.precursorintelligence.com/what-is/cve-2022-0847) (Linux Kernel Privilege Escalation Vulnerability): 8.0
- [CVE-2019-11043](https://www.precursorintelligence.com/what-is/cve-2019-11043) (PHP FastCGI Process Manager (FPM) Buffer Overflow Vulnerability): 8.0
- [CVE-2016-5195](https://www.precursorintelligence.com/what-is/cve-2016-5195) (Linux Kernel Race Condition Vulnerability): 5, 6.0, 7.0
- [CVE-2014-7169](https://www.precursorintelligence.com/what-is/cve-2014-7169) (GNU Bourne-Again Shell (Bash) Arbitrary Code Execution Vulnerability): 4.0, 5.0, 6.0, 7.0
- [CVE-2014-6271](https://www.precursorintelligence.com/what-is/cve-2014-6271) (GNU Bourne-Again Shell (Bash) Arbitrary Code Execution Vulnerability): 4.0, 5.0, 6.0, 7.0
- [CVE-2019-13272](https://www.precursorintelligence.com/what-is/cve-2019-13272) (Linux Kernel Improper Privilege Management Vulnerability): 7.0, 8.0
- [CVE-2021-40438](https://www.precursorintelligence.com/what-is/cve-2021-40438) (Apache HTTP Server-Side Request Forgery (SSRF)): 8.0
- [CVE-2019-0211](https://www.precursorintelligence.com/what-is/cve-2019-0211) (Apache HTTP Server Privilege Escalation Vulnerability): 8.0

3 more exploited flaws name Enterprise Linux without a version of its own (for example as the system other affected software runs on). They are in the list below.

## Which Enterprise Linux vulnerabilities are being exploited?

25 flaws are on the government list of vulnerabilities known to be exploited, newest first:

- [CVE-2022-0492](https://www.precursorintelligence.com/what-is/cve-2022-0492): Linux Kernel Improper Authentication Vulnerability. High, CVSS 7.8, chance of use in 30 days 5.5%, known exploited since 2 June 2026.
- [CVE-2026-31431](https://www.precursorintelligence.com/what-is/cve-2026-31431): Linux Kernel Incorrect Resource Transfer Between Spheres Vulnerability. High, CVSS 7.8, chance of use in 30 days 3.4%, known exploited since 1 May 2026.
- [CVE-2025-32463](https://www.precursorintelligence.com/what-is/cve-2025-32463): Sudo Inclusion of Functionality from Untrusted Control Sphere Vulnerability. Critical, CVSS 9.3, chance of use in 30 days 55%, known exploited since 29 September 2025.
- [CVE-2017-1000253](https://www.precursorintelligence.com/what-is/cve-2017-1000253): Linux Kernel PIE Stack Buffer Corruption Vulnerability. High, CVSS 7.8, chance of use in 30 days 11%, known exploited since 9 September 2024.
- [CVE-2023-4911](https://www.precursorintelligence.com/what-is/cve-2023-4911): GNU C Library Buffer Overflow Vulnerability. High, CVSS 7.8, chance of use in 30 days 64%, known exploited since 21 November 2023.
- [CVE-2023-44487](https://www.precursorintelligence.com/what-is/cve-2023-44487): HTTP/2 Rapid Reset Attack Vulnerability. High, CVSS 7.5, chance of use in 30 days >99%, known exploited since 10 October 2023.
- [CVE-2023-5217](https://www.precursorintelligence.com/what-is/cve-2023-5217): Google Chromium libvpx Heap Buffer Overflow Vulnerability. High, CVSS 8.8, chance of use in 30 days 49%, known exploited since 2 October 2023.
- [CVE-2018-14667](https://www.precursorintelligence.com/what-is/cve-2018-14667): Red Hat JBoss RichFaces Framework Expression Language Injection Vulnerability. Critical, CVSS 9.8, chance of use in 30 days 74%, known exploited since 28 September 2023.
- [CVE-2016-9079](https://www.precursorintelligence.com/what-is/cve-2016-9079): Mozilla Firefox, Firefox ESR, and Thunderbird Use-After-Free Vulnerability. High, CVSS 7.5, chance of use in 30 days 88%, known exploited since 22 June 2023.
- [CVE-2023-32373](https://www.precursorintelligence.com/what-is/cve-2023-32373): Apple Multiple Products WebKit Use-After-Free Vulnerability. High, CVSS 8.8, chance of use in 30 days 12%, known exploited since 22 May 2023.
- [CVE-2021-3560](https://www.precursorintelligence.com/what-is/cve-2021-3560): Red Hat Polkit Incorrect Authorization Vulnerability. High, CVSS 7.8, chance of use in 30 days 24%, known exploited since 12 May 2023.
- [CVE-2014-0196](https://www.precursorintelligence.com/what-is/cve-2014-0196): Linux Kernel Race Condition Vulnerability. Medium, CVSS 5.5, chance of use in 30 days 22%, known exploited since 12 May 2023.
- [CVE-2010-3904](https://www.precursorintelligence.com/what-is/cve-2010-3904): Linux Kernel Improper Input Validation Vulnerability. High, CVSS 7.8, chance of use in 30 days 16%, known exploited since 12 May 2023.
- [CVE-2021-4034](https://www.precursorintelligence.com/what-is/cve-2021-4034): Red Hat Polkit Out-of-Bounds Read and Write Vulnerability. High, CVSS 7.8, chance of use in 30 days 95%, known exploited since 27 June 2022.
- [CVE-2019-8720](https://www.precursorintelligence.com/what-is/cve-2019-8720): WebKitGTK Memory Corruption Vulnerability. High, CVSS 8.8, chance of use in 30 days 1.6%, known exploited since 23 May 2022.
- [CVE-2022-0847](https://www.precursorintelligence.com/what-is/cve-2022-0847): Linux Kernel Privilege Escalation Vulnerability. High, CVSS 7.8, chance of use in 30 days 93%, known exploited since 25 April 2022.
- [CVE-2013-2251](https://www.precursorintelligence.com/what-is/cve-2013-2251): Apache Struts Improper Input Validation Vulnerability. Critical, CVSS 9.8, chance of use in 30 days >99%, known exploited since 25 March 2022.
- [CVE-2019-11043](https://www.precursorintelligence.com/what-is/cve-2019-11043): PHP FastCGI Process Manager (FPM) Buffer Overflow Vulnerability. High, CVSS 8.7, chance of use in 30 days >99%, known exploited since 25 March 2022.
- [CVE-2016-5195](https://www.precursorintelligence.com/what-is/cve-2016-5195): Linux Kernel Race Condition Vulnerability. High, CVSS 7.0, chance of use in 30 days 84%, known exploited since 3 March 2022.
- [CVE-2014-7169](https://www.precursorintelligence.com/what-is/cve-2014-7169): GNU Bourne-Again Shell (Bash) Arbitrary Code Execution Vulnerability. Critical, CVSS 9.8, chance of use in 30 days >99%, known exploited since 28 January 2022.
- [CVE-2014-6271](https://www.precursorintelligence.com/what-is/cve-2014-6271): GNU Bourne-Again Shell (Bash) Arbitrary Code Execution Vulnerability. Critical, CVSS 9.8, chance of use in 30 days >99%, known exploited since 28 January 2022.
- [CVE-2019-13272](https://www.precursorintelligence.com/what-is/cve-2019-13272): Linux Kernel Improper Privilege Management Vulnerability. High, CVSS 7.8, chance of use in 30 days 52%, known exploited since 10 December 2021.
- [CVE-2010-1871](https://www.precursorintelligence.com/what-is/cve-2010-1871): Red Hat Linux JBoss Seam 2 Remote Code Execution Vulnerability. High, CVSS 8.8, chance of use in 30 days 83%, known exploited since 10 December 2021.
- [CVE-2021-40438](https://www.precursorintelligence.com/what-is/cve-2021-40438): Apache HTTP Server-Side Request Forgery (SSRF). Critical, CVSS 9.0, chance of use in 30 days >99%, known exploited since 1 December 2021.
- [CVE-2019-0211](https://www.precursorintelligence.com/what-is/cve-2019-0211): Apache HTTP Server Privilege Escalation Vulnerability. High, CVSS 7.8, chance of use in 30 days 65%, known exploited since 3 November 2021.

## Which Enterprise Linux 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):

- [CVE-2014-6271](https://www.precursorintelligence.com/what-is/cve-2014-6271): >99%, Critical (CVSS 9.8), known exploited
- [CVE-2014-3566](https://www.precursorintelligence.com/what-is/cve-2014-3566): >99%, Low (CVSS 3.4)
- [CVE-2013-2251](https://www.precursorintelligence.com/what-is/cve-2013-2251): >99%, Critical (CVSS 9.8), known exploited
- [CVE-2014-7169](https://www.precursorintelligence.com/what-is/cve-2014-7169): >99%, Critical (CVSS 9.8), known exploited
- [CVE-2019-11043](https://www.precursorintelligence.com/what-is/cve-2019-11043): >99%, High (CVSS 8.7), known exploited
- [CVE-2019-11477](https://www.precursorintelligence.com/what-is/cve-2019-11477): 99%, High (CVSS 7.5)
- [CVE-2018-1111](https://www.precursorintelligence.com/what-is/cve-2018-1111): 98%, High (CVSS 7.5)
- [CVE-2018-17456](https://www.precursorintelligence.com/what-is/cve-2018-17456): 97%, Critical (CVSS 9.8)
- [CVE-2014-0224](https://www.precursorintelligence.com/what-is/cve-2014-0224): 95%, High (CVSS 7.4)

## Questions

### How many vulnerabilities does Enterprise Linux have?

We track 2,039 published vulnerabilities listed under the name Enterprise Linux, across 57 versions. The most recent Enterprise Linux flaw added to the known-exploited list is CVE-2022-0492, on 2 June 2026.

### Which Enterprise Linux vulnerabilities are being exploited?

25 are on the list of flaws known to be exploited. The most recently added are CVE-2022-0492, CVE-2026-31431 and CVE-2025-32463.

### Why are newer Enterprise Linux flaws missing from this page?

Red Hat also lists Enterprise Linux under more specific names, such as Enterprise Linux Desktop and Enterprise Linux Server. Flaws listed only under those names are counted on their own pages, not here. Open the release you run to see its own list.

### Which versions of Enterprise Linux do the exploited flaws affect?

Each flaw names its own versions, usually as ranges. The newest, CVE-2022-0492, affects 8.0. The versions for every exploited flaw are listed on this page.

### How do I get alerts for Enterprise Linux?

Create a Precursor Intelligence account and track Enterprise Linux. 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.

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