Description
The strchr function in procmime.c in Claws Mail (aka claws-mail) 3.8.1 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a crafted email.
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 | claws-mail | 3.8.1-2 | — |
| Debian 13 | claws-mail | 3.8.1-2 | — |
| Debian 12 | claws-mail | 3.8.1-2 | — |
References
- http://www.thewildbeast.co.uk/claws-mail/bugzilla/show_bug.cgi?id=2743
- [oss-security] 20121009 Claws-mail security issue in message processing mailing-list
- openSUSE-SU-2012:1374 vendor-advisory
- [oss-security] 20121009 Re: CVE Request -- claws-mail -- NULL pointer derefence while processing email content. mailing-list
- [oss-security] 20121009 CVE Request -- claws-mail -- NULL pointer derefence while processing email content. mailing-list
- 55837 vdb-entry
- https://bugzilla.redhat.com/show_bug.cgi?id=862578