Description
URI_FUNC() in UriParse.c in uriparser before 0.9.1 has an out-of-bounds read (in uriParse*Ex* functions) for an incomplete URI with an IPv6 address containing an embedded IPv4 address, such as a "//[::44.1" address.
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 14 | uriparser | 0.9.1-1 | — |
| Debian 13 | uriparser | 0.9.1-1 | — |
| Debian 12 | uriparser | 0.9.1-1 | — |
| Debian 9 | uriparser | 0.8.4-1+deb9u2 | DLA-2834-1 |
| Debian 8 | uriparser | 0.8.0.1-2+deb8u2 | DLA-1682-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | uriparser | 0.8.4-1+deb9u2build0.18.04.1 | USN-5172-1 |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 16.04 LTS | uriparser | 0.8.4-1ubuntu0.16.04.1~esm2 | USN-5172-2 |
| Ubuntu Pro 14.04 LTS | uriparser | 0.7.5-1ubuntu2+esm2 | USN-5172-2 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SUSE Package Hub 15 | uriparser | 0.8.5-bp150.2.3.1 | openSUSE-SU-2019:0171-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | uriparser | 0.9.5-1.2 | openSUSE-SU-2024:11488-1 |
| openSUSE Leap 15.0 | uriparser | 0.8.5-lp150.2.3.1 | openSUSE-SU-2019:0165-1 |
Advisories 7
- USN-5172-2 uriparser vulnerability Ubuntu Security Notices (USN) · Jun 29, 2026
- USN-5172-1 uriparser vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- DLA-2834-1 uriparser - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-1682-1 uriparser - security update Debian Security (DSA / DLA) · Mar 9, 2026
- openSUSE-SU-2024:11488-1 liburiparser1-0.9.5-1.2 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2019:0165-1 Security update for uriparser SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2019:0171-1 Security update for uriparser SUSE / openSUSE Security Updates · Feb 4, 2026
References
- [debian-lts-announce] 20190218 [SECURITY] [DLA 1682-1] uriparser security update mailing-list
- https://github.com/uriparser/uriparser/commit/cef25028de5ff872c2e1f0a6c562eb3ea9ecbce4
- https://github.com/uriparser/uriparser/blob/master/ChangeLog
- [debian-lts-announce] 20211130 [SECURITY] [DLA 2834-1] uriparser security update mailing-list