Out-of-bounds Read in GNOME Libsoup
CVE-2025-2784
A flaw was found in libsoup. The package is vulnerable to a heap buffer over-read when sniffing content via the skip_insight_whitespace() function. Libsoup clients may read one byte out-of-bounds in response to a crafted HTTP response by an HTTP server.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.0 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H.
EPSS exploit prediction
EPSS: 0.009 (59.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 59th percentile — 59.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.009 · change: +0.000
Affected products
- GNOME Libsoup
- Red Hat Enterprise Linux 10 — versions 0:3.6.5-3.el10_0
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7 Extended Lifecycle Support — versions 0:2.62.2-9.el7_9, 0:2.62.2-6.el7_9
- Red Hat Enterprise Linux 8 — versions 0:2.62.3-9.el8_10
- Red Hat Enterprise Linux 8.2 Advanced Update Support — versions 0:2.62.3-1.el8_2.5
- Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support — versions 0:2.62.3-2.el8_4.5
- Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support — versions 0:2.62.3-2.el8_6.5
- Red Hat Enterprise Linux 8.6 Telecommunications Update Service — versions 0:2.62.3-2.el8_6.5
- Red Hat Enterprise Linux 8.6 Update Services For SAP Solutions — versions 0:2.62.3-2.el8_6.5
Weakness classification (CWE)
Public proof-of-concept exploits
References
- access.redhat.com/errata/RHSA-2025:21657 (vendor-advisory)
- access.redhat.com/errata/RHSA-2025:7505 (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2025:8126 (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2025:8132 (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2025:8139 (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2025:8140 (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2025:8252 (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2025:8480 (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2025:8481 (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2025:8482 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2025-2784?
- CVE-2025-2784 is a high-severity vulnerability in GNOME Libsoup, classified under Out-of-bounds Read. CVSS score: 7.0/10. Published 2025-04-03.
- How severe is CVE-2025-2784?
- High severity. CVSS v3 base score is 7.0 out of 10.
- Is CVE-2025-2784 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.