Red Hat Security Advisory: vim security update
Vim (Vi IMproved) is an updated and improved version of the vi editor. Security Fix(es): * vim: Vim: Arbitrary code execution via 'helpfile' option processing (CVE-2026-25749) * vim: Vim: Arbitrary code execution via OS command injection in the netrw plugin (CVE-2026-28417) * vim: Vim: Denial of service and information disclosure via crafted swap file (CVE-2026-28421) * vim: Vim: Arbitrary code execution via command injection in glob() function (CVE-2026-33412) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
AI Analysis
Technical Summary
This advisory covers four distinct vulnerabilities in Vim affecting Red Hat Enterprise Linux 7 Extended Lifecycle Support. CVE-2026-25749 allows arbitrary code execution through the 'helpfile' option processing. CVE-2026-28417 involves arbitrary code execution via OS command injection in the netrw plugin. CVE-2026-28421 permits denial of service and information disclosure through crafted swap files. CVE-2026-33412 enables arbitrary code execution via command injection in the glob() function. Red Hat has released updated Vim packages (version 7.4.629-8.el7_9.1) for multiple architectures to remediate these vulnerabilities.
Potential Impact
Successful exploitation of these vulnerabilities could allow an attacker to execute arbitrary code on affected systems, potentially leading to full system compromise. Additionally, one vulnerability can cause denial of service and leak information via crafted swap files. The overall security impact is rated as important by Red Hat, indicating a high risk to affected systems if unpatched.
Mitigation Recommendations
Red Hat has released updated Vim packages for Red Hat Enterprise Linux 7 Extended Lifecycle Support that address these vulnerabilities. Users should apply the security update as detailed in Red Hat advisory RHSA-2026:6617 and the referenced article https://access.redhat.com/articles/11258. Applying these official patches is the recommended remediation. No alternative mitigations or workarounds are specified in the advisory.
Red Hat Security Advisory: vim security update
Description
Vim (Vi IMproved) is an updated and improved version of the vi editor. Security Fix(es): * vim: Vim: Arbitrary code execution via 'helpfile' option processing (CVE-2026-25749) * vim: Vim: Arbitrary code execution via OS command injection in the netrw plugin (CVE-2026-28417) * vim: Vim: Denial of service and information disclosure via crafted swap file (CVE-2026-28421) * vim: Vim: Arbitrary code execution via command injection in glob() function (CVE-2026-33412) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Affected software
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This advisory covers four distinct vulnerabilities in Vim affecting Red Hat Enterprise Linux 7 Extended Lifecycle Support. CVE-2026-25749 allows arbitrary code execution through the 'helpfile' option processing. CVE-2026-28417 involves arbitrary code execution via OS command injection in the netrw plugin. CVE-2026-28421 permits denial of service and information disclosure through crafted swap files. CVE-2026-33412 enables arbitrary code execution via command injection in the glob() function. Red Hat has released updated Vim packages (version 7.4.629-8.el7_9.1) for multiple architectures to remediate these vulnerabilities.
Potential Impact
Successful exploitation of these vulnerabilities could allow an attacker to execute arbitrary code on affected systems, potentially leading to full system compromise. Additionally, one vulnerability can cause denial of service and leak information via crafted swap files. The overall security impact is rated as important by Red Hat, indicating a high risk to affected systems if unpatched.
Mitigation Recommendations
Red Hat has released updated Vim packages for Red Hat Enterprise Linux 7 Extended Lifecycle Support that address these vulnerabilities. Users should apply the security update as detailed in Red Hat advisory RHSA-2026:6617 and the referenced article https://access.redhat.com/articles/11258. Applying these official patches is the recommended remediation. No alternative mitigations or workarounds are specified in the advisory.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2026:6617
- Cve Count
- 4
- Additional Cves
- ["CVE-2026-28417","CVE-2026-28421","CVE-2026-33412"]
- Cvss Version
- null
Threat ID: 6a1f4e86e29bf47b5007e4c5
Added to database: 06/02/2026, 21:43:34 UTC
Last enriched: 07/08/2026, 14:59:58 UTC
Last updated: 07/31/2026, 19:24:46 UTC
Views: 115
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