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Fencer Vulns
high 7.5

CVE-2009-0585 json

Integer overflow in the soup_base64_encode function in soup-misc.c in libsoup 2.x.x before 2.2.x, and 2.x before 2.24, allows context-depen…

published 2009-03-14 17 y ago modified 2026-06-16 4 mo ago also EUVD-2009-0588

cvss
7.5
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
4.0%
EPSS 4.0% chance of exploitation in 30 days, percentile 90%
public exploits
0
none known

Summary

Integer overflow in the soup_base64_encode function in soup-misc.c in libsoup 2.x.x before 2.2.x, and 2.x before 2.24, allows context-dependent attackers to execute arbitrary code via a long string that is converted to a base64 representation.

Patch / fix

  • libsoup Debian 14 2.2.105-4

debian advisories DEBIAN-CVE-2009-0585

  • libsoup RHEL 4 2.2.1-4.el4.1
  • libsoup RHEL 5 2.2.98-2.el5_3.1
  • evolution28-libsoup RHEL 4 2.2.98-5.el4.1

red hat advisories RHSA-2009:0344

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2009-0585 updated cvss 5.1

libsoup: integer overflow in soup_base64_encode()

  • Red Hat Enterprise Linux (v. 5 server) libsoup 2.2.98-2.el5_3.1 Red Hat Enterprise Linux AS version 4 libsoup 2.2.1-4.el4.1, evolution28-libsoup 2.2.98-5.el4.1 Red Hat Enterprise Linux Desktop (v. 5 client) libsoup 2.2.98-2.el5_3.1 Red Hat Enterprise Linux Desktop version 4 libsoup 2.2.1-4.el4.1, evolution28-libsoup 2.2.98-5.el4.1 Red Hat Enterprise Linux Desktop Workstation (v. 5 client) libsoup 2.2.98-2.el5_3.1 Red Hat Enterprise Linux ES version 4 libsoup 2.2.1-4.el4.1, evolution28-libsoup 2.2.98-5.el4.1
    +1 more products
    Red Hat Enterprise Linux WS version 4 libsoup 2.2.1-4.el4.1, evolution28-libsoup 2.2.98-5.el4.1
    fixed: vendor fix RHSA-2009:0344

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

4.02% chance of exploitation in the next 30 days, higher than 90% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.