CVE-2026-25701

HIGH

openSUSE sdbootutil - Insecure Temp File

Title source: llm
STIX 2.1

Description

An Insecure Temporary File vulnerability in openSUSE sdbootutil allows local users to pre-create a directory to achieve various effects like: * gain access to possible private information found in /var/lib/pcrlock.d * manipulate the data backed up in /tmp/pcrlock.d.bak, therefore violating the integrity of the data should it be restored. *  overwrite protected system files with data from /var/lib/pcrlock.d by placing symlinks to existing files in the directory tree in /tmp/pcrlock.d.bak. This issue affects sdbootutil: from ? before 5880246d3a02642dc68f5c8cb474bf63cdb56bca.

Scores

CVSS v4 7.0
EPSS 0.0002
EPSS Percentile 4.9%
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:H/VA:H/SC:N/SI:N/SA:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-377
Status published
Products (1)
openSUSE/sdbootutil ? - 5880246d3a02642dc68f5c8cb474bf63cdb56bca
Published Feb 25, 2026
Tracked Since Feb 25, 2026