CVE-2007-4571 | BDVDB-2026-26514 Detail
Description#
The snd_mem_proc_read function in sound/core/memalloc.c in the Advanced Linux Sound Architecture (ALSA) in the Linux kernel before 2.6.22.8 does not return the correct write size, which allows local users to obtain sensitive information (kernel memory contents) via a small count argument, as demonstrated by multiple reads of /proc/driver/snd-page-alloc.
Impact#
No impact statement in the source data.
Weaknesses#
No weakness recorded in the source data.
References#
- http://secunia.com/advisories/27747
- http://secunia.com/advisories/27227
- http://www.novell.com/linux/security/advisories/2007_53_kernel.html
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=ccec6e2c4a74adf76ed4e2478091a311b1806212
- http://www.securitytracker.com/id?1018734
- http://www.ubuntu.com/usn/usn-618-1
- http://www.redhat.com/support/errata/RHSA-2007-0939.html
- http://www.vupen.com/english/advisories/2007/3272
- http://secunia.com/advisories/28626
- http://secunia.com/advisories/29054
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9053
- http://www.debian.org/security/2008/dsa-1479
- https://www.redhat.com/archives/fedora-package-announce/2007-September/msg00436.html
- http://secunia.com/advisories/27824
- http://www.securityfocus.com/bid/25807
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- http://secunia.com/advisories/26989
- http://support.avaya.com/elmodocs2/security/ASA-2007-474.htm
- http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.22.8
- http://www.redhat.com/support/errata/RHSA-2007-0993.html
- https://issues.rpath.com/browse/RPL-1761
- http://secunia.com/advisories/26980
- http://www.debian.org/security/2008/dsa-1505
- https://exchange.xforce.ibmcloud.com/vulnerabilities/36780
- http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=600
- http://secunia.com/advisories/30769
- http://secunia.com/advisories/27101
- https://www.redhat.com/archives/fedora-package-announce/2007-October/msg00083.html
- http://secunia.com/advisories/27436
- http://secunia.com/advisories/26918
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.