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Vulnerabilities

Vulnerability · CVE-2025-2784

A flaw was found in libsoup.

Published Apr 3, 2025 · catalog updated Nov 1, 2026 · A flaw was found

Last checked Nov 7, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2025-2784. EPSS is 0.88%. Act only if a listed version of A flaw was found is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (A flaw was found).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
Medium6.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.88%
Remediation
Version ranges on file
Affected products
cpe gnome/libsoup · cpe redhat/codeready linux builder · cpe redhat/codeready linux builder for arm64 · cpe redhat/codeready linux builder for arm64 eus · cpe redhat/codeready linux builder for ibm z systems · cpe redhat/codeready linux builder for ibm z systems eus

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.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe gnome/libsoup< 3.6.5
  • cpe redhat/codeready linux builder10.0
  • cpe redhat/codeready linux builder for arm6410.0_aarch64
  • cpe redhat/codeready linux builder for arm64 eus10.0_aarch64
  • cpe redhat/codeready linux builder for ibm z systems10.0_s390x
  • cpe redhat/codeready linux builder for ibm z systems eus10.0_s390x
  • cpe redhat/codeready linux builder for power little endian10.0_ppc64le
  • cpe redhat/codeready linux builder for power little endian eus10.0_ppc64le

How to fix CVE-2025-2784

  • Upgrade

    CVE-2025-2784 lists a fix boundary at 3.6.5. Compare the installed build with that boundary before you change production.

  • Version check

    Affected < 3.6.5

  • Advisory

    Open the cve_org record and follow its fix.

  • Official advisories

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-2784. EPSS is 0.88%. Act only if a listed version of A flaw was found is installed.

Which versions are affected?

Compare what you have installed with redhat/codeready linux builder 10.0; redhat/codeready linux builder for arm64 10.0_aarch64; redhat/codeready linux builder for arm64 eus 10.0_aarch64; redhat/codeready linux builder for ibm z systems 10.0_s390x. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-125: Out-of-bounds Read. EPSS 0.88%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Apr 3, 2025 · NIST NVD

    Detected

    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.

  2. Nov 1, 2026 · NIST NVD

    Updated

    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.

Sources

  • CVE.orgVulnerability recordCVE-2025-2784

    Official CVE identifier

    cve.org
  • NIST NVDVulnerability recordCVE-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.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Nov 7, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • CVE.orgNov 2, 2026
  • NIST NVDNov 1, 2026