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CVE-2025-32052

21
FAUCET Score

CVE-2025-32052 is a medium-severity vulnerability in the libsoup library, specifically a heap buffer over-read within the sniff_unknown() function. This flaw could allow an unauthenticated attacker to cause a denial of service and potentially leak sensitive information over a network with low attack complexity. While the vulnerability has a CVSS score of 6.5, there is currently no evidence of active exploitation, nor are there publicly available exploit tools or significant community discussion surrounding it.

Impacted Technologies

VendorProductVersion(s)CPE
Red HatRed Hat Enterprise Linux 8
Range not provided by sourceCNA affecteddefault affected
Red HatRed Hat Enterprise Linux 9
Range not provided by sourceCNA affecteddefault affected
Red HatRed Hat Enterprise Linux 8.8 Extended Update Support
Range not provided by sourceCNA affecteddefault affected
Red HatRed Hat Enterprise Linux 9.2 Extended Update Support
Range not provided by sourceCNA affecteddefault affected
Red HatRed Hat Enterprise Linux 9.4 Extended Update Support
Range not provided by sourceCNA affecteddefault affected

CVSS Data

CVSS version used by this source: 3.1

6.5MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
LOW
Exploitability Score
3.9
Impact Score
2.5
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.62%
Probability of exploitation in next 30 days
EPSS Percentile
46.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0062 is in the 29th percentile among its peer group of 23,725 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (15)

microsoftpatch availablevia msrc
Product: azl3 libsoup 3.4.4-6 on Azure Linux 3.0Fixed in: 3.4.4-5
microsoftpatch availablevia msrc
Product: 20113-17086Fixed in: 3.0.4-5
microsoftpatch availablevia msrc
Product: 19401-16823Fixed in: 3.0.4-5
microsoftpatch availablevia msrc
Product: 19402-17084Fixed in: 3.4.4-5
microsoftpatch availablevia msrc
Product: 19446-17084Fixed in: 3.4.4-5
microsoftpatch availablevia msrc
Product: cbl2 libsoup 3.0.4-6 on CBL Mariner 2.0Fixed in: 3.0.4-5
microsoftpatch availablevia msrc
Product: cbl2 libsoup 3.0.4-5 on CBL Mariner 2.0Fixed in: 3.0.4-5
microsoftpatch availablevia msrc
Product: azl3 libsoup 3.4.4-5 on Azure Linux 3.0Fixed in: 3.4.4-5
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: mingw-freetype-0:2.8-3.el8_10.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: spice-client-win-0:8.10-1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8.8 Extended Update SupportFixed in: libsoup-0:2.62.3-3.el8_8.4
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: libsoup-0:2.72.0-10.el9_6.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 9.2 Extended Update SupportFixed in: libsoup-0:2.72.0-8.el9_2.4
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 9.4 Extended Update SupportFixed in: libsoup-0:2.72.0-8.el9_4.4
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: libsoup-0:2.62.3-8.el8_10
View patch

Vendor Advisories (2)

microsoft2025-Apr/CVE-2025-32052Moderate

Libsoup: heap buffer overflow in sniff_unknown()

Apr 8, 2025
redhatCVE-2025-32052Moderate

libsoup: Heap buffer overflow in sniff_unknown()

Apr 3, 2025

References

lists.debian.org / debian-lts-announce/2025/04/msg00036.html
access.redhat.com / errata/RHSA-2025:4440
access.redhat.com / errata/RHSA-2025:4508
access.redhat.com / errata/RHSA-2025:4560
access.redhat.com / errata/RHSA-2025:4568
access.redhat.com / errata/RHSA-2025:7436
access.redhat.com / errata/RHSA-2025:8292
access.redhat.com / security/cve/CVE-2025-32052
bugzilla.redhat.com / show_bug.cgi
gitlab.gnome.org / GNOME/libsoup/-/issues/425