Upstream information

CVE-2026-41051 at MITRE

Description

csync2 uses insecure temporary directories when compiled with C99 or later, allowing for TOCTOU style attacks on the temporary directories.

SUSE information

Overall state of this security issue: Pending

This issue is currently rated as having moderate severity.

CVSS v3 Scores
CVSS detail CNA (SUSE) SUSE
Base Score 5 5
Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H
Attack Vector Local Local
Attack Complexity Low Low
Privileges Required Low Low
User Interaction Required Required
Scope Unchanged Unchanged
Confidentiality Impact None None
Integrity Impact None None
Availability Impact High High
CVSSv3 Version 3.1 3.1
CVSS v4 Scores
CVSS detail CNA (SUSE) SUSE
Base Score 5.1 5.1
Vector CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Attack Vector Local Local
Attack Complexity Low Low
Attack Requirements None None
Privileges Required Low Low
User Interaction Passive Passive
Vulnerable System Confidentiality Impact None None
Vulnerable System Integrity Impact None None
Vulnerable System Availability Impact High High
Subsequent System Confidentiality Impact None None
Subsequent System Integrity Impact None None
Subsequent System Availability Impact None None
CVSSv4 Version 4.0 4.0
SUSE Bugzilla entry: 1262472 [NEW]

No SUSE Security Announcements cross referenced.

List of released packages

Product(s) Fixed package version(s) References
openSUSE Tumbleweed
  • csync2 >= 2.0+git.1600444747.83b3644-3.1
 Patchnames:
openSUSE-Tumbleweed-2026-10600

Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification. The updates are grouped by state of their lifecycle. SUSE product lifecycles are documented on the lifecycle page.

Product(s) Source package State
Products under general support and receiving all security fixes.
SUSE Linux Enterprise High Availability Extension 15 SP7 csync2 Affected
SUSE Linux Enterprise High Availability Extension 16.0 csync2 Affected
SUSE Linux Enterprise High Availability Extension 16.1 csync2 Affected
SUSE Linux Enterprise Server for SAP applications 16.0 csync2 Affected
SUSE Linux Enterprise Server for SAP applications 16.1 csync2 Affected
Products under Long Term Service Pack support and receiving important and critical security fixes.
SUSE Linux Enterprise High Availability Extension 12 SP5 csync2 Affected
SUSE Linux Enterprise High Availability Extension 15 SP4 csync2 Affected
SUSE Linux Enterprise High Availability Extension 15 SP5 csync2 Affected
SUSE Linux Enterprise Server for SAP Applications 12 SP5 csync2 Affected
Products past their end of life and not receiving proactive updates anymore.
SUSE Linux Enterprise High Availability Extension 12 csync2 Affected
SUSE Linux Enterprise High Availability Extension 12 SP1 csync2 Affected
SUSE Linux Enterprise High Availability Extension 12 SP2 csync2 Affected
SUSE Linux Enterprise High Availability Extension 12 SP3 csync2 Affected
SUSE Linux Enterprise High Availability Extension 12 SP4 csync2 Affected
SUSE Linux Enterprise High Availability Extension 15 SP3 csync2 Affected
SUSE Linux Enterprise High Availability Extension 15 SP6 csync2 Affected
openSUSE Leap 15.3 csync2 Affected
openSUSE Leap 15.4 csync2 Affected
openSUSE Leap 15.5 csync2 Affected
openSUSE Leap 15.6 csync2 Affected

SUSE Timeline for this CVE

CVE page created: Tue Apr 21 18:30:04 2026
CVE page last modified: Thu May 14 11:33:30 2026