CVE catalog

CVE-2025-6140

spdlog: CVE-2025-6140

Severity: Low · CVSS 3.3CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Published: Jun 16, 2025, 9:31:06 PM UTC
Source: [NVD] · [CVE record]
EPSS: 0.25% · Oct 25, 2026

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.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

Distribution	Package	Release	Version	Status
Debian	spdlog	sid	`1:1.15.3+ds-1`	fixed
Debian	spdlog	forky	`1:1.15.3+ds-1`	fixed
Debian	spdlog	trixie	`1:1.15.2+ds-2`	fixed
Debian	spdlog	bookworm	`1:1.10.0+ds-0.4`	vulnerable
Ubuntu	spdlog	16.04	`1.4-1`	vulnerable
Ubuntu	spdlog	16.04	`1.6-1`	vulnerable
Ubuntu	spdlog	18.04	`1:0.11.0-3`	vulnerable
Ubuntu	spdlog	18.04	`1:0.14.0-1`	vulnerable
Ubuntu	spdlog	18.04	`1:0.16.3-1`	vulnerable
Ubuntu	spdlog	20.04	`1:1.3.1-1`	vulnerable
Ubuntu	spdlog	20.04	`1:1.5.0-1`	vulnerable
Ubuntu	spdlog	22.04	`1:1.8.1+ds-2.1ubuntu1`	vulnerable
Ubuntu	spdlog	22.04	`1:1.8.5+ds-3`	vulnerable
Ubuntu	spdlog	22.04	`1:1.9.2+ds-0.2`	vulnerable
Ubuntu	spdlog	24.04	`1:1.10.0+ds-0.4`	vulnerable
Ubuntu	spdlog	24.04	`1:1.12.0+ds-2`	vulnerable
Ubuntu	spdlog	24.04	`1:1.12.0+ds-2build1`	vulnerable
Opensuse	spdlog	tumbleweed	`1.15.3-2.1`	fixed

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	spdlog	source	sid	`1:1.15.2+ds-1`	not yet assigned	Not reported	Not reported
Debian	spdlog	source	forky	`1:1.15.2+ds-1`	not yet assigned	Not reported	Not reported
Debian	spdlog	source	trixie	`1:1.15.2+ds-1`	not yet assigned	Not reported	Not reported
Debian	spdlog	source	bookworm	`(unfixed)`	not yet assigned	Not reported	Not reported
Opensuse	spdlog	rpm	tumbleweed	`1.15.3-2.1`	Not reported	OPENSUSE-SU-2025:15297-1	Not reported

Notes

[bookworm] spdlog: Minor issue

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[libspdlog1.10]Affected
Source package: [spdlog]
Details (2)
- 1:1.10.0+ds-0.4 · amd64 · bookworm
  Affected
  dsa · spdlog · debian · bookworm; dsa · spdlog · debian · 12
- 1:1.10.0+ds-0.4 · arm64 · bookworm
  Affected
  dsa · spdlog · debian · bookworm; dsa · spdlog · debian · 12
[libspdlog-dev]Affected
Source package: [spdlog]
Details (2)
- 1:1.10.0+ds-0.4 · amd64 · bookworm
  Affected
  dsa · spdlog · debian · bookworm; dsa · spdlog · debian · 12
- 1:1.10.0+ds-0.4 · arm64 · bookworm
  Affected
  dsa · spdlog · debian · bookworm; dsa · spdlog · debian · 12

[openSUSE Tumbleweed]

[libspdlog1_17]Unknown
Source package: [spdlog]
Details (1)
- 1.17.0-1.4 · x86_64 · tumbleweed
  Unknown · Fixed: 1.15.3-2.1
  Version impact unknown
  dsa · spdlog · opensuse · tumbleweed
[libspdlog1_17-32bit]Unknown
Source package: [spdlog]
Details (1)
- 1.17.0-1.4 · x86_64 · tumbleweed
  Unknown · Fixed: 1.15.3-2.1
  Version impact unknown
  dsa · spdlog · opensuse · tumbleweed
[spdlog-devel]Unknown
Source package: [spdlog]
Details (1)
- 1.17.0-1.4 · x86_64 · tumbleweed
  Unknown · Fixed: 1.15.3-2.1
  Version impact unknown
  dsa · spdlog · opensuse · tumbleweed

[Debian 13 (Trixie)]

[libspdlog1.15]Fixed
Source package: [spdlog]
Details (2)
- 1:1.15.2+ds-2 · amd64 · trixie
  Fixed · Fixed: 1:1.15.2+ds-1
  dsa · spdlog · debian · 13
- 1:1.15.2+ds-2 · arm64 · trixie
  Fixed · Fixed: 1:1.15.2+ds-1
  dsa · spdlog · debian · 13
[libspdlog-dev]Fixed
Source package: [spdlog]
Details (2)
- 1:1.15.2+ds-2 · amd64 · trixie
  Fixed · Fixed: 1:1.15.2+ds-1
  dsa · spdlog · debian · 13
- 1:1.15.2+ds-2 · arm64 · trixie
  Fixed · Fixed: 1:1.15.2+ds-1
  dsa · spdlog · debian · 13

Observed: Oct 24, 2026, 9:52:41 PM UTC

References

[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]