Synopsis: Moderate: tcltk security update Issue date: 2008-02-21 CVE Names: CVE-2008-0553 CVE-2007-5378 CVE-2007-4772 An input validation flaw was discovered in Tk's GIF image handling. A code-size value read from a GIF image was not properly validated before being used, leading to a buffer overflow. A specially crafted GIF file could use this to cause a crash or, potentially, execute code with the privileges of the application using the Tk graphical toolkit. (CVE-2008-0553) A buffer overflow flaw was discovered in Tk's animated GIF image handling. An animated GIF containing an initial image smaller than subsequent images could cause a crash or, potentially, execute code with the privileges of the application using the Tk library. (CVE-2007-5378) A flaw in the Tcl regular expression handling engine was discovered by Will Drewry. This flaw, first discovered in the Tcl regular expression engine used in the PostgreSQL database server, resulted in an infinite loop when processing certain regular expressions. (CVE-2007-4772) SL 3.0.x SRPMS: tcltk-8.3.5-92.8.src.rpm i386: expect-5.38.0-92.8.i386.rpm expect-devel-5.38.0-92.8.i386.rpm expectk-5.38.0-92.8.i386.rpm itcl-3.2-92.8.i386.rpm tcl-8.3.5-92.8.i386.rpm tcl-devel-8.3.5-92.8.i386.rpm tcl-html-8.3.5-92.8.i386.rpm tcllib-1.3-92.8.i386.rpm tcltk-8.3.5-92.8.src.rpm tclx-8.3-92.8.i386.rpm tix-8.1.4-92.8.i386.rpm tk-8.3.5-92.8.i386.rpm tk-devel-8.3.5-92.8.i386.rpm x86_64: expect-5.38.0-92.8.x86_64.rpm expect-devel-5.38.0-92.8.x86_64.rpm expectk-5.38.0-92.8.x86_64.rpm itcl-3.2-92.8.x86_64.rpm tcl-8.3.5-92.8.i386.rpm tcl-8.3.5-92.8.x86_64.rpm tcl-devel-8.3.5-92.8.x86_64.rpm tcl-html-8.3.5-92.8.x86_64.rpm tcllib-1.3-92.8.x86_64.rpm tcltk-8.3.5-92.8.src.rpm tclx-8.3-92.8.i386.rpm tclx-8.3-92.8.x86_64.rpm tix-8.1.4-92.8.x86_64.rpm tk-8.3.5-92.8.i386.rpm tk-8.3.5-92.8.x86_64.rpm tk-devel-8.3.5-92.8.x86_64.rpm -Connie Sieh -Troy Dawson