CVE-2007-2443 Integer overflow in n/a

What is CVE-2007-2443?

CVE-2007-2443 is a high-severity vulnerability in Canonical Ubuntu Linux, published on 26 Jun 2007. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Integer signedness error in the gssrpc__svcauth_unix function in svc_auth_unix.c in the RPC library in MIT Kerberos 5 (krb5) 1.6.1 and earlier might allow remote attackers to execute arbitrary code via a negative length value.

Which versions are affected by CVE-2007-2443?

It affects 3 products.

Products include Canonical Ubuntu Linux, Debian Debian Linux, Mit Kerberos 5.

How do I fix CVE-2007-2443?

Upgrade to a fixed version.

Is CVE-2007-2443 being exploited?

There is no known exploitation of CVE-2007-2443 in the wild and no public exploit code.

Other vulnerabilities in Canonical Ubuntu Linux

• CVE-2020-11651 SaltStack Salt Authentication Bypass Exploited Critical 9.8
• CVE-2020-7247 OpenSMTPD Remote Code Execution Exploited Critical 9.8
• CVE-2019-16928 Exim Out-of-bounds Write Exploited Critical 9.8
• CVE-2018-6789 Exim Buffer Overflow Exploited Critical 9.8
• CVE-2015-2590 Oracle Java SE and Java SE Embedded Remote Code Execution Exploited Critical 9.8

All Canonical Ubuntu Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2007-2443, GHSA-59m5-fjcv-54hx.