Description
epan/dissectors/packet-smtp.c in the SMTP dissector in Wireshark 1.10.x before 1.10.12 and 1.12.x before 1.12.3 uses an incorrect length value for certain string-append operations, which allows remote attackers to cause a denial of service (application crash) via a crafted packet.
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 | wireshark | 1.12.1+g01b65bf-3 | — |
| Debian 13 | wireshark | 1.12.1+g01b65bf-3 | — |
| Debian 12 | wireshark | 1.12.1+g01b65bf-3 | — |
| Debian 6.0 | wireshark | 1.8.2-5wheezy15~deb6u1 | DLA-198-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | wireshark | 2.6.3-1~ubuntu18.04.1 | — |
| Ubuntu 16.04 LTS | wireshark | 2.6.3-1~ubuntu16.04.1 | — |
| Ubuntu 14.04 LTS | wireshark | 2.6.3-1~ubuntu14.04.1 | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 7 | wireshark +2 | 1.10.14-7.el7 | RHSA-2015:2393 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 | wireshark | 1.10.12-4.1 | SUSE-SU-2015:0307-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 | wireshark | 1.10.12-4.1 | SUSE-SU-2015:0307-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | wireshark | 2.2.2-1.1 | openSUSE-SU-2024:10199-1 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 7 | wireshark +2 | 1.10.14-7.0.1.el7 | ELSA-2015-2393 |
Advisories 5
- RHSA-2015:2393 Red Hat Security Advisory: wireshark security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- DLA-198-1 wireshark - security update Debian Security (DSA / DLA) · Mar 9, 2026
- SUSE-SU-2015:0307-1 Security update for wireshark SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:10199-1 wireshark-2.2.2-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- ELSA-2015-2393 Moderate: wireshark security, bug fix, and enhancement update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Nov 23, 2015
References
- http://advisories.mageia.org/MGASA-2015-0019.html
- 62612 third-party-advisory
- MDVSA-2015:022 vendor-advisory
- http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=10823
- https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=611cfd00c283e7a77a2f1fd89c01b0b9f691411b
- http://www.oracle.com/technetwork/topics/security/bulletinjan2015-2370101.html
- 71916 vdb-entry
- http://www.wireshark.org/security/wnpa-sec-2015-04.html
- https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=854157883bd1972e012c65c0418a9732ef5d9fb0
- openSUSE-SU-2015:0113 vendor-advisory