CVE-2026-39113

SQLite sqlar Extension Buffer Overflow Causing Denial of Service

Published Aug 25, 2026 CVSS 3.1 · 4 Medium EPSS < 1% KEV · Not listed
Description
Buffer Overflow vulnerability in SQLite affected version source snapshots/builds containing Fossil check-in 8bdc0d485e3ad0c7a1e818da66f106951d496b05cbe61d12c2c448f2f24b6d5d (Git mirror 169f68ed88b34cb68f720191c64c058f2ccec508, 2026-03-11) and later snapshots/builds allows an attacker to cause a denial of service via the ext/misc/sqlar.c, sqlarUncompressFunc(), sqlar_uncompress(), sqlite3_value_int64(), sqlite3_malloc(int), uncompress() components

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Title SQLite sqlar Extension Buffer Overflow Causing Denial of Service
Type Values Removed Values Added
Title Buffer Overflow in SQLite Sqlar Extension Causes Denial of Service
Weaknesses CWE-119
Type Values Removed Values Added
Weaknesses CWE-122
Metrics cvssV3_1

{'score': 4, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Sqlite
Sqlite sqlite
Vendors & Products Sqlite
Sqlite sqlite
Type Values Removed Values Added
Title Buffer Overflow in SQLite Sqlar Extension Causes Denial of Service
Weaknesses CWE-119
Type Values Removed Values Added
Description Buffer Overflow vulnerability in SQLite affected version source snapshots/builds containing Fossil check-in 8bdc0d485e3ad0c7a1e818da66f106951d496b05cbe61d12c2c448f2f24b6d5d (Git mirror 169f68ed88b34cb68f720191c64c058f2ccec508, 2026-03-11) and later snapshots/builds allows an attacker to cause a denial of service via the ext/misc/sqlar.c, sqlarUncompressFunc(), sqlar_uncompress(), sqlite3_value_int64(), sqlite3_malloc(int), uncompress() components
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Aug 31, 2026, 3:11 PM
Reserved
Apr 6, 2026, 12:00 AM
Status
Deferred
Published
Aug 25, 2026, 9:17 PM
Modified
Sep 9, 2026, 4:04 PM