Description
Directory traversal vulnerability in soup-uri.c in SoupServer in libsoup before 2.35.4 allows remote attackers to read arbitrary files via a %2e%2e (encoded dot dot) in a URI.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 13 | libsoup2.4 | 2.34.3-1 | — |
| Debian 12 | libsoup2.4 | 2.34.3-1 | — |
| Debian 6.0 | libsoup2.4 | 2.30.2-1+squeeze1 | DSA-2369-1 |
| Debian 5.0 | libsoup2.4 | 2.4.1-2+lenny1 | DSA-2369-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 6 | libsoup +1 | 2.28.2-1.el6_1.1 | RHSA-2011:1102 |
Advisories 2
- DSA-2369-1 libsoup2.4 - directory traversal Debian Security (DSA / DLA) · Mar 9, 2026
- RHSA-2011:1102 Red Hat Security Advisory: libsoup security update Red Hat Security Advisories (RHSA) · Nov 22, 2025
References
- 47299 third-party-advisory
- http://git.gnome.org/browse/libsoup/tree/NEWS
- FEDORA-2011-9763 vendor-advisory
- RHSA-2011:1102 vendor-advisory
- 1025864 vdb-entry
- DSA-2369 vendor-advisory
- https://bugzilla.gnome.org/show_bug.cgi?id=653258
- USN-1181-1 vendor-advisory