CVE-2025-6140

low
Published 2025-06-16 · Modified 2026-04-29
CVSS v3
3.3
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
CVSS v2
1.7
VIR risk
3.3

Description

A vulnerability, which was classified as problematic, was found in spdlog up to 1.15.1. This affects the function scoped_padder in the library include/spdlog/pattern_formatter-inl.h. The manipulation leads to resource consumption. It is possible to launch the attack on the local host. The exploit has been disclosed to the public and may be used. Upgrading to version 1.15.2 is able to address this issue. The identifier of the patch is 10320184df1eb4638e253a34b1eb44ce78954094. It is recommended to upgrade the affected component.

Predictions

Exploit likelihood
34%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2025-6140

vendor Authored 2026-05-27

Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2025-6140.html

vendor Authored 2026-05-27

Vendor advisory: cna@vuldb.com — https://github.com/gabime/spdlog/releases/tag/v1.15.2

vendor Authored 2026-05-27

Vendor advisory: cna@vuldb.com — https://github.com/gabime/spdlog/commit/10320184df1eb4638e253a34b1eb44ce78954094

OS impact

OSVersionStatusFixed in
suse slesaffected
debian debianbookwormaffected
debian debianbullseyeaffected
debian debianforkyfixed1:1.15.2+ds-1
debian debiansidfixed1:1.15.2+ds-1
debian debiantrixiefixed1:1.15.2+ds-1

Application impact

VendorProductVersionsFixed
gabimespdlog{"endExcluding":"1.15.2"}1.15.2

References

CWEs

CWE-400 CWE-404

Verify integrity in audit chain (admin only). AS-IS.