CVE-2025-32911: Libsoup: double free on soup_message_headers_get_content_disposition() through "soup-message-headers.c" via "params" ghashtable value
First published: Mon Apr 14 2025(Updated: )
A use-after-free type vulnerability was found in libsoup, in the soup_message_headers_get_content_disposition() function. This flaw allows a malicious HTTP client to cause memory corruption in the libsoup server.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| libsoup | <3.6.3 | |
| debian/libsoup2.4 | <=2.72.0-2<=2.74.3-1+deb12u1<=2.74.3-10 | 2.72.0-2+deb11u2 2.74.3-10.1 |
| debian/libsoup3 | <=3.2.2-2 | 3.6.5-1 |
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Reference Links
- https://access.redhat.com/errata/RHSA-2025:4439
- https://access.redhat.com/errata/RHSA-2025:4440
- https://bugzilla.redhat.com/show_bug.cgi?id=2359355
- https://access.redhat.com/security/cve/CVE-2025-32911
- https://access.redhat.com/errata/RHSA-2025:4508
- https://access.redhat.com/errata/RHSA-2025:4538
- https://access.redhat.com/errata/RHSA-2025:4560
- https://access.redhat.com/errata/RHSA-2025:4568
- https://access.redhat.com/errata/RHSA-2025:4609
- https://access.redhat.com/errata/RHSA-2025:4624
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-32911
- https://nvd.nist.gov/vuln/detail/CVE-2025-32911
- https://launchpad.net/bugs/cve/CVE-2025-32911
- https://security-tracker.debian.org/tracker/CVE-2025-32911
- https://ubuntu.com/security/CVE-2025-32911
- https://gitlab.gnome.org/GNOME/libsoup/-/issues/433
- https://gitlab.gnome.org/GNOME/libsoup/-/merge_requests/422
- https://gitlab.gnome.org/GNOME/libsoup/-/commit/f4a761fb66512fff59798765e8ac5b9e57dceef0
Frequently Asked Questions
What is the severity of CVE-2025-32911?
The severity of CVE-2025-32911 is considered high due to the potential for memory corruption.
How do I fix CVE-2025-32911?
To fix CVE-2025-32911, upgrade libsoup to version 3.6.3 or later.
What software is affected by CVE-2025-32911?
CVE-2025-32911 affects GNOME libsoup versions prior to 3.6.3.
What type of vulnerability is CVE-2025-32911?
CVE-2025-32911 is classified as a use-after-free memory issue.
How can CVE-2025-32911 be exploited?
CVE-2025-32911 can be exploited by a malicious HTTP client to cause memory corruption in the libsoup server.
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