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Debian Security Advisory DSA-3885-1                   security@debian.org
https://www.debian.org/security/                     Salvatore Bonaccorso
June 18, 2017                         https://www.debian.org/security/faq
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Package        : irssi
CVE ID         : CVE-2017-9468 CVE-2017-9469
Debian Bug     : 864400

Multiple vulnerabilities have been discovered in Irssi, a terminal based
IRC client. The Common Vulnerabilities and Exposures project identifies
the following problems:

CVE-2017-9468

    Joseph Bisch discovered that Irssi does not properly handle DCC
    messages without source nick/host. A malicious IRC server can take
    advantage of this flaw to cause Irssi to crash, resulting in a
    denial of service.

CVE-2017-9469

    Joseph Bisch discovered that Irssi does not properly handle
    receiving incorrectly quoted DCC files. A remote attacker can take
    advantage of this flaw to cause Irssi to crash, resulting in a
    denial of service.

For the oldstable distribution (jessie), these problems have been fixed
in version 0.8.17-1+deb8u4.

For the stable distribution (stretch), these problems have been fixed in
version 1.0.2-1+deb9u1.

For the unstable distribution (sid), these problems have been fixed in
version 1.0.3-1.

We recommend that you upgrade your irssi packages.

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

Mailing list: debian-security-announce@lists.debian.org

Debian: DSA-3885-1: irssi security update

June 18, 2017
Multiple vulnerabilities have been discovered in Irssi, a terminal based IRC client

Summary

CVE-2017-9468

Joseph Bisch discovered that Irssi does not properly handle DCC
messages without source nick/host. A malicious IRC server can take
advantage of this flaw to cause Irssi to crash, resulting in a
denial of service.

CVE-2017-9469

Joseph Bisch discovered that Irssi does not properly handle
receiving incorrectly quoted DCC files. A remote attacker can take
advantage of this flaw to cause Irssi to crash, resulting in a
denial of service.

For the oldstable distribution (jessie), these problems have been fixed
in version 0.8.17-1+deb8u4.

For the stable distribution (stretch), these problems have been fixed in
version 1.0.2-1+deb9u1.

For the unstable distribution (sid), these problems have been fixed in
version 1.0.3-1.

We recommend that you upgrade your irssi packages.

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

Mailing list: debian-security-announce@lists.debian.org

Severity
Multiple vulnerabilities have been discovered in Irssi, a terminal based
IRC client. The Common Vulnerabilities and Exposures project identifies
the following problems:

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