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CVE-2023-26253

In Gluster GlusterFS 11.0, there is an xlators/mount/fuse/src/fuse-bridge.c notify stack-based...

7.5 HighFix available

In Gluster GlusterFS 11.0, there is an xlators/mount/fuse/src/fuse-bridge.c notify stack-based buffer over-read.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
None
Integrity
None
Availability
High

Exploit likelihood

0.91%Unchanged since Feb 21, 2023
90%50%10%1%

What each source reports

NVD Score used 7.5

In Gluster GlusterFS 11.0, there is an xlators/mount/fuse/src/fuse-bridge.c notify stack-based buffer over-read.

Record
CVE-2023-26253
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-125
Updated
2026-11-02
CVE List 7.5

In Gluster GlusterFS 11.0, there is an xlators/mount/fuse/src/fuse-bridge.c notify stack-based buffer over-read.

Record
CVE-2023-26253
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-125
Updated
2026-11-02
EUVDEUVD-2023-30077 7.5

In Gluster GlusterFS 11.0, there is an xlators/mount/fuse/src/fuse-bridge.c notify stack-based buffer over-read.

Record
EUVD-2023-30077
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
GitHub AdvisoriesGHSA-696f-v7g7-q758 9.1

In Gluster GlusterFS 11.0, there is an xlators/mount/fuse/src/fuse-bridge.c notify stack-based...

In Gluster GlusterFS 11.0, there is an xlators/mount/fuse/src/fuse-bridge.c notify stack-based buffer over-read.

Record
GHSA-696f-v7g7-q758
CVSS 3.1
9.1 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Weakness
CWE-125
Updated
2026-11-02
OSVAZL-38152 7.5

CVE-2023-26253 affecting package glusterfs for versions less than 11.1-3

In Gluster GlusterFS 11.0, there is an xlators/mount/fuse/src/fuse-bridge.c notify stack-based buffer over-read.

Record
AZL-38152
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-05
OSV 7.5

In Gluster GlusterFS 11.0, there is an xlators/mount/fuse/src/fuse-bridge.c notify stack-based buffer over-read.

Record
CVE-2023-26253
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
Show 5 moreShow less
OSVDEBIAN-CVE-2023-26253 7.5

In Gluster GlusterFS 11.0, there is an xlators/mount/fuse/src/fuse-bridge.c notify stack-based buffer over-read.

Record
DEBIAN-CVE-2023-26253
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVOESA-2023-1170 7.5

glusterfs security update

Security Fix(es):

In Gluster GlusterFS 11.0, there is an xlators/mount/fuse/src/fuse-bridge.c notify stack-based buffer over-read.(CVE-2023-26253)

Record
OESA-2023-1170
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVUBUNTU-CVE-2023-26253 7.5

In Gluster GlusterFS 11.0, there is an xlators/mount/fuse/src/fuse-bridge.c notify stack-based buffer over-read.

Record
UBUNTU-CVE-2023-26253
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVUSN-5989-1 No score

glusterfs vulnerability

Tao Lyu discovered that GlusterFS did not properly handle certain event notifications. An attacker could possibly use this issue to cause a denial of service.

Record
USN-5989-1
Updated
2026-11-02
OSVUSN-6157-1 No score

glusterfs vulnerability

Tao Lyu discovered that GlusterFS did not properly handle certain event notifications. An attacker could possibly use this issue to cause a denial of service.

Record
USN-6157-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
glusterfs
Azure Linux:3
 before 11.1-3
11.1-3
glusterfs
Debian:12
 before 10.3-5
10.3-5
glusterfs
Debian:13
 before 10.3-5
10.3-5
glusterfs
Debian:14
 before 10.3-5
10.3-5
glusterfs
openEuler:20.03-LTS-SP1
 before 7.0-10.oe1
7.0-10.oe1
glusterfs
openEuler:20.03-LTS-SP3
 before 7.0-10.oe1
7.0-10.oe1
glusterfs
openEuler:22.03-LTS
 before 10.0-8.oe2203sp1
10.0-8.oe2203sp1
glusterfs
openEuler:22.03-LTS-SP1
 before 10.0-8.oe2203sp1
10.0-8.oe2203sp1
glusterfs
Ubuntu:Pro:14.04:LTS
 All versions, plus listed versions
3.2.7-3ubuntu23.4.1-1ubuntu13.4.1-2ubuntu13.4.2-1ubuntu13.4.2-1ubuntu1+esm1
 None known
glusterfs
Ubuntu:Pro:16.04:LTS
 before 3.7.6-1ubuntu1+esm2, plus listed versions
3.7.3-1ubuntu13.7.3-1ubuntu23.7.6-1ubuntu13.7.6-1ubuntu1+esm1
3.7.6-1ubuntu1+esm2
glusterfs
Ubuntu:Pro:18.04:LTS
 All versions, plus listed versions
3.11.2-13.12.1-13.12.2-13.12.2-23.12.3-1
Show 5 moreShow less
3.13.0-13.13.2-13.13.2-1build13.13.2-1ubuntu13.13.2-1ubuntu1+esm1
 None known
glusterfs
Ubuntu:20.04:LTS
 All versions, plus listed versions
6.5-17.0-17.0-27.1-17.2-17.2-27.2-2build1
 None known
glusterfs
Ubuntu:22.04:LTS
 before 10.1-1ubuntu0.1, plus listed versions
9.2-110.0-1.2ubuntu110.0-1.2ubuntu210.0-210.1-1
10.1-1ubuntu0.1

History

History
RecordedChangedSources
factsOSV
first indexedCVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2023-26253 is a high vulnerability (CVSS 7.5) in Gluster Glusterfs, published February 21, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.91%, the 60th percentile. Fixed in glusterfs 11.1-3.

References

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