RHSA-2026:2008

Vulnerability from csaf_redhat - Published: 2026-02-05 03:46 - Updated: 2026-02-05 06:50
Summary
Red Hat Security Advisory: libsoup security update

Notes

Topic
An update for libsoup is now available for Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Details
The libsoup packages provide an HTTP client and server library for GNOME. Security Fix(es): * libsoup: Signed to Unsigned Conversion Error Leading to Stack-Based Buffer Overflow in libsoup NTLM Authentication (CVE-2026-0719) * libsoup: Stack-Based Buffer Overflow in libsoup Multipart Response Parsingmultipart HTTP response (CVE-2026-1761) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Terms of Use
This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.
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        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2026-1761"
        },
        {
          "category": "external",
          "summary": "RHBZ#2435961",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2435961"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2026-1761",
          "url": "https://www.cve.org/CVERecord?id=CVE-2026-1761"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2026-1761",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-1761"
        }
      ],
      "release_date": "2026-02-02T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2026-02-05T03:46:53+00:00",
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            "category": "none"
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          "url": "https://access.redhat.com/errata/RHSA-2026:2008"
        },
        {
          "category": "workaround",
          "details": "To mitigate this issue, applications utilizing libsoup that process HTTP responses should be configured to only communicate with trusted endpoints. Implement network egress filtering to restrict vulnerable applications from connecting to untrusted external services, thereby reducing the exposure to specially crafted multipart HTTP responses.",
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      "scores": [
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          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "LOW",
            "baseScore": 8.6,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "LOW",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L",
            "version": "3.1"
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          ]
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      ],
      "threats": [
        {
          "category": "impact",
          "details": "Important"
        }
      ],
      "title": "libsoup: Stack-Based Buffer Overflow in libsoup Multipart Response Parsingmultipart HTTP response"
    }
  ]
}


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Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.