CVE-2006-4813

The __block_prepare_write function in fs/buffer.c for Linux kernel 2.6.x before 2.6.13 does not properly clear buffers during certain error conditions, which allows local users to read portions of files that have been unlinked.

🔗 References (36)

• secalert@redhathttp://osvdb.org/31376
• secalert@redhathttp://rhn.redhat.com/errata/RHSA-2007-0014.html
• secalert@redhathttp://secunia.com/advisories/23370
• secalert@redhathttp://secunia.com/advisories/23384
• secalert@redhathttp://secunia.com/advisories/23474
• secalert@redhathttp://secunia.com/advisories/23752
• secalert@redhathttp://secunia.com/advisories/23997
• secalert@redhathttp://secunia.com/advisories/24206
• secalert@redhathttp://support.avaya.com/elmodocs2/security/ASA-2007-063.htm
• secalert@redhathttp://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=152becd26e0563aefdbc4fd1fe491928efe92d1f
• secalert@redhathttp://www.mandriva.com/security/advisories?name=MDKSA-2007:012
• secalert@redhathttp://www.mandriva.com/security/advisories?name=MDKSA-2007:025
• secalert@redhathttp://www.novell.com/linux/security/advisories/2006_79_kernel.html
• secalert@redhathttp://www.securityfocus.com/bid/21522
• secalert@redhathttp://www.ubuntu.com/usn/usn-395-1