Red Hat Security Advisory: gvfs security update
Two security vulnerabilities have been identified in GVFS, the GNOME Desktop Virtual File System layer used in Red Hat Enterprise Linux 9. The first is a heap-based buffer overflow in the SFTP component (CVE-2026-84268). The second is a race condition in gvfs-admin socket ownership that permits local privilege escalation to root (CVE-2026-88924). Red Hat has issued an important security advisory with updates to address these issues.
AI Analysis
Technical Summary
GVFS, which facilitates access to local and remote filesystems through various protocols, contains two security flaws. The first is a heap-based buffer overflow in the read_reply() function of the SFTP implementation (CVE-2026-84268). The second is a race condition in the gvfs-admin socket ownership that can allow a local user to gain root privileges (CVE-2026-88924). Red Hat has released updated gvfs packages for Red Hat Enterprise Linux 9 and its variants to fix these vulnerabilities.
Potential Impact
The heap-based buffer overflow could potentially lead to memory corruption, which may be exploitable to cause denial of service or code execution. The socket ownership race condition permits a local user to escalate privileges to root. Both vulnerabilities pose significant security risks on affected systems if exploited.
Mitigation Recommendations
Red Hat has released updated gvfs packages for Red Hat Enterprise Linux 9 and related variants that address these vulnerabilities. Users should apply the updates as described in the Red Hat advisory (https://access.redhat.com/articles/11258) to remediate these issues. No additional mitigation steps are indicated beyond applying the official patches.
Red Hat Security Advisory: gvfs security update
Description
Two security vulnerabilities have been identified in GVFS, the GNOME Desktop Virtual File System layer used in Red Hat Enterprise Linux 9. The first is a heap-based buffer overflow in the SFTP component (CVE-2026-84268). The second is a race condition in gvfs-admin socket ownership that permits local privilege escalation to root (CVE-2026-88924). Red Hat has issued an important security advisory with updates to address these issues.
Affected software
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
GVFS, which facilitates access to local and remote filesystems through various protocols, contains two security flaws. The first is a heap-based buffer overflow in the read_reply() function of the SFTP implementation (CVE-2026-84268). The second is a race condition in the gvfs-admin socket ownership that can allow a local user to gain root privileges (CVE-2026-88924). Red Hat has released updated gvfs packages for Red Hat Enterprise Linux 9 and its variants to fix these vulnerabilities.
Potential Impact
The heap-based buffer overflow could potentially lead to memory corruption, which may be exploitable to cause denial of service or code execution. The socket ownership race condition permits a local user to escalate privileges to root. Both vulnerabilities pose significant security risks on affected systems if exploited.
Mitigation Recommendations
Red Hat has released updated gvfs packages for Red Hat Enterprise Linux 9 and related variants that address these vulnerabilities. Users should apply the updates as described in the Red Hat advisory (https://access.redhat.com/articles/11258) to remediate these issues. No additional mitigation steps are indicated beyond applying the official patches.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2026:74370
- Cve Count
- 2
- Additional Cves
- ["CVE-2026-88924"]
- State
- PUBLISHED
Threat ID: 6abeb3f3a43b0b3b89ed483a
Added to database: 10/01/2026, 19:26:43 UTC
Last enriched: 10/01/2026, 19:34:15 UTC
Last updated: 10/01/2026, 21:45:55 UTC
Views: 4
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