Red Hat Security Advisory: libsoup security update

Fixed packages 4

Vulnerabilities 6

• Critical 9.0
  CVE-2025-32911

  Libsoup: double free on soup_message_headers_get_content_disposition() through "soup-message-headers.c" via "params" ghashtable value

  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.

  Red Hat Red Hat Enterprise Linux 9 Red Hat Enterprise Linux 8 Red Hat Enterprise Linux 6 Linux Debian Ubuntu Azure Linux
  Apr 15, 2025
• High 7.5
  CVE-2025-32906

  Libsoup: out of bounds reads in soup_headers_parse_request()

  A flaw was found in libsoup, where the soup_headers_parse_request() function may be vulnerable to an out-of-bound read. This flaw allows a malicious user to use a specially crafted HTTP request to crash the HTTP server.

  Red Hat Red Hat Enterprise Linux 9 Red Hat Enterprise Linux 8 Red Hat Enterprise Linux 6 Linux Debian Ubuntu Azure Linux
  Apr 14, 2025
• High 7.5
  CVE-2025-32913

  Libsoup: null pointer dereference in soup_message_headers_get_content_disposition when "filename" parameter is present, but has no value in content-disposition header

  A flaw was found in libsoup, where the soup_message_headers_get_content_disposition() function is vulnerable to a NULL pointer dereference. This flaw allows a malicious HTTP peer to crash a libsoup client or server that uses this function.

  Red Hat Red Hat Enterprise Linux 9 Red Hat Enterprise Linux 8 Red Hat Enterprise Linux 6 Linux Debian Ubuntu Azure Linux
  Apr 14, 2025
• Medium 6.8
  CVE-2025-46421

  Libsoup: information disclosure may leads libsoup client sends authorization header to a different host when being redirected by a server

  A flaw was found in libsoup. When libsoup clients encounter an HTTP redirect, they mistakenly send the HTTP Authorization header to the new host that the redirection points to. This allows the new host to impersonate the user to the original host that issued …

  Red Hat Red Hat Enterprise Linux 9 Red Hat Enterprise Linux 8 Red Hat Enterprise Linux 7 Linux Debian Ubuntu Azure Linux
  Apr 24, 2025
• Medium 6.5
  CVE-2025-46420

  Libsoup: memory leak on soup_header_parse_quality_list() via soup-headers.c

  A flaw was found in libsoup. It is vulnerable to memory leaks in the soup_header_parse_quality_list() function when parsing a quality list that contains elements with all zeroes.

  Red Hat Red Hat Enterprise Linux 9 Red Hat Enterprise Linux 8 Red Hat Enterprise Linux 7 Linux Debian Ubuntu Azure Linux
  Apr 24, 2025
• Medium 5.3
  CVE-2025-32907

  Libsoup: denial of service in server when client requests a large amount of overlapping ranges with range header

  A flaw was found in libsoup. The implementation of HTTP range requests is vulnerable to a resource consumption attack. This flaw allows a malicious client to request the same range many times in a single HTTP request, causing the server to use large amounts o…

  Red Hat Red Hat Enterprise Linux 9 Red Hat Enterprise Linux 8 Red Hat Enterprise Linux 7 Linux Debian Ubuntu Azure Linux
  Apr 14, 2025

References

• article
  https://access.redhat.com/security/updates/classification/#important
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2359341
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2359342
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2359355
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2359357
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2361962
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2361963
• advisory
  https://security.access.redhat.com/data/csaf/v2/advisories/2025/rhsa-2025_4439.json
• report
  https://access.redhat.com/security/cve/CVE-2025-32906
• advisory
  https://www.cve.org/CVERecord?id=CVE-2025-32906
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2025-32906
• article
  https://gitlab.gnome.org/GNOME/libsoup/-/issues/404
• report
  https://access.redhat.com/security/cve/CVE-2025-32907
• advisory
  https://www.cve.org/CVERecord?id=CVE-2025-32907
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2025-32907
• article
  https://gitlab.gnome.org/GNOME/libsoup/-/issues/428
• report
  https://access.redhat.com/security/cve/CVE-2025-32911
• advisory
  https://www.cve.org/CVERecord?id=CVE-2025-32911
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2025-32911
• article
  https://gitlab.gnome.org/GNOME/libsoup/-/issues/433
• report
  https://access.redhat.com/security/cve/CVE-2025-32913
• advisory
  https://www.cve.org/CVERecord?id=CVE-2025-32913
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2025-32913
• article
  https://gitlab.gnome.org/GNOME/libsoup/-/issues/435
• report
  https://access.redhat.com/security/cve/CVE-2025-46420
• advisory
  https://www.cve.org/CVERecord?id=CVE-2025-46420
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2025-46420
• article
  https://gitlab.gnome.org/GNOME/libsoup/-/issues/438
• report
  https://access.redhat.com/security/cve/CVE-2025-46421
• advisory
  https://www.cve.org/CVERecord?id=CVE-2025-46421
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2025-46421
• article
  https://gitlab.gnome.org/GNOME/libsoup/-/issues/439