Red Hat Product Errata RHSA-2005:640 - Security Advisory
Issued:
2005-07-25
Updated:
2005-07-25

RHSA-2005:640 - Security Advisory

Synopsis

fetchmail security update

Type/Severity

Security Advisory: Important

Red Hat Insights patch analysis

Identify and remediate systems affected by this advisory.

View affected systems

Topic

Updated fetchmail packages that fix a security flaw are now available.

This update has been rated as having important security impact by the Red
Hat Security Response Team.

Description

Fetchmail is a remote mail retrieval and forwarding utility.

A buffer overflow was discovered in fetchmail's POP3 client. A malicious
server could cause send a carefully crafted message UID and cause fetchmail
to crash or potentially execute arbitrary code as the user running
fetchmail. The Common Vulnerabilities and Exposures project assigned the
name CAN-2005-2335 to this issue.

Users of fetchmail should update to this erratum package which contains a
backported patch to correct this issue.

Solution

Before applying this update, make sure all previously released errata
relevant to your system have been applied.

This update is available via Red Hat Network. To use Red Hat Network,
launch the Red Hat Update Agent with the following command:

up2date

This will start an interactive process that will result in the appropriate
RPMs being upgraded on your system.

Affected Products

  • Red Hat Enterprise Linux Server 4 x86_64
  • Red Hat Enterprise Linux Server 4 ia64
  • Red Hat Enterprise Linux Server 4 i386
  • Red Hat Enterprise Linux Server 3 x86_64
  • Red Hat Enterprise Linux Server 3 ia64
  • Red Hat Enterprise Linux Server 3 i386
  • Red Hat Enterprise Linux Server 2 ia64
  • Red Hat Enterprise Linux Server 2 i386
  • Red Hat Enterprise Linux Workstation 4 x86_64
  • Red Hat Enterprise Linux Workstation 4 ia64
  • Red Hat Enterprise Linux Workstation 4 i386
  • Red Hat Enterprise Linux Workstation 3 x86_64
  • Red Hat Enterprise Linux Workstation 3 ia64
  • Red Hat Enterprise Linux Workstation 3 i386
  • Red Hat Enterprise Linux Workstation 2 ia64
  • Red Hat Enterprise Linux Workstation 2 i386
  • Red Hat Enterprise Linux Desktop 4 x86_64
  • Red Hat Enterprise Linux Desktop 4 i386
  • Red Hat Enterprise Linux Desktop 3 x86_64
  • Red Hat Enterprise Linux Desktop 3 i386
  • Red Hat Enterprise Linux for IBM z Systems 4 s390x
  • Red Hat Enterprise Linux for IBM z Systems 4 s390
  • Red Hat Enterprise Linux for IBM z Systems 3 s390x
  • Red Hat Enterprise Linux for IBM z Systems 3 s390
  • Red Hat Enterprise Linux for Power, big endian 4 ppc
  • Red Hat Enterprise Linux for Power, big endian 3 ppc

Fixes

  • BZ - 163816 - CAN-2005-2335 fetchmail overflow from malicious pop3 server

References

(none)

Red Hat Enterprise Linux Server 4

SRPM
x86_64
fetchmail-6.2.5-6.el4.2.x86_64.rpm SHA-256: 78a9a8c506cb05d01bf89175dd393ad937a17991a3c12dfec30855befdeaa380
fetchmail-6.2.5-6.el4.2.x86_64.rpm SHA-256: 78a9a8c506cb05d01bf89175dd393ad937a17991a3c12dfec30855befdeaa380
ia64
fetchmail-6.2.5-6.el4.2.ia64.rpm SHA-256: bcf985d735489dc8643bd95a1ad7273b8cb53ce93d0d74e3fe8ba3b06f270a32
fetchmail-6.2.5-6.el4.2.ia64.rpm SHA-256: bcf985d735489dc8643bd95a1ad7273b8cb53ce93d0d74e3fe8ba3b06f270a32
i386
fetchmail-6.2.5-6.el4.2.i386.rpm SHA-256: 2641f27e7c556c1d6e198420b7ef2c5eb5a56b8a876168420b6deb574d568377
fetchmail-6.2.5-6.el4.2.i386.rpm SHA-256: 2641f27e7c556c1d6e198420b7ef2c5eb5a56b8a876168420b6deb574d568377

Red Hat Enterprise Linux Server 3

SRPM
x86_64
ia64
i386

Red Hat Enterprise Linux Server 2

SRPM
ia64
i386

Red Hat Enterprise Linux Workstation 4

SRPM
x86_64
fetchmail-6.2.5-6.el4.2.x86_64.rpm SHA-256: 78a9a8c506cb05d01bf89175dd393ad937a17991a3c12dfec30855befdeaa380
ia64
fetchmail-6.2.5-6.el4.2.ia64.rpm SHA-256: bcf985d735489dc8643bd95a1ad7273b8cb53ce93d0d74e3fe8ba3b06f270a32
i386
fetchmail-6.2.5-6.el4.2.i386.rpm SHA-256: 2641f27e7c556c1d6e198420b7ef2c5eb5a56b8a876168420b6deb574d568377

Red Hat Enterprise Linux Workstation 3

SRPM
x86_64
ia64
i386

Red Hat Enterprise Linux Workstation 2

SRPM
ia64
i386

Red Hat Enterprise Linux Desktop 4

SRPM
x86_64
fetchmail-6.2.5-6.el4.2.x86_64.rpm SHA-256: 78a9a8c506cb05d01bf89175dd393ad937a17991a3c12dfec30855befdeaa380
i386
fetchmail-6.2.5-6.el4.2.i386.rpm SHA-256: 2641f27e7c556c1d6e198420b7ef2c5eb5a56b8a876168420b6deb574d568377

Red Hat Enterprise Linux Desktop 3

SRPM
x86_64
i386

Red Hat Enterprise Linux for IBM z Systems 4

SRPM
s390x
fetchmail-6.2.5-6.el4.2.s390x.rpm SHA-256: a40f8c727cbdf8234eb5c3f674e44c367d222f2c5982ac64f6e353c9d1ae91df
s390
fetchmail-6.2.5-6.el4.2.s390.rpm SHA-256: df456c5203d81d13bdb0ef10d86db035b2d5362226f2248793833e3b49d30dce

Red Hat Enterprise Linux for IBM z Systems 3

SRPM
s390x
s390

Red Hat Enterprise Linux for Power, big endian 4

SRPM
ppc
fetchmail-6.2.5-6.el4.2.ppc.rpm SHA-256: 869b436a6c91f9fbaba8a709343dbe12940b179ce35859810ad08d4f5a1bb2b5

Red Hat Enterprise Linux for Power, big endian 3

SRPM
ppc

The Red Hat security contact is secalert@redhat.com. More contact details at https://access.redhat.com/security/team/contact/.