Secunia Security Advisory - Some weaknesses have been reported in the Linux Kernel, which can be exploited by malicious, local users to disclose potentially sensitive information.
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TITLE:
Linux Kernel TPM Information Disclosure Weakness
SECUNIA ADVISORY ID:
SA43576
VERIFY ADVISORY:
Secunia.com
http://secunia.com/advisories/43576/
Customer Area (Credentials Required)
https://ca.secunia.com/?page=viewadvisory&vuln_id=43576
RELEASE DATE:
2011-03-15
DISCUSS ADVISORY:
http://secunia.com/advisories/43576/#comments
AVAILABLE ON SITE AND IN CUSTOMER AREA:
* Last Update
* Popularity
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* Criticality Level
* Impact
* Where
* Solution Status
* Operating System / Software
* CVE Reference(s)
http://secunia.com/advisories/43576/
ONLY AVAILABLE IN CUSTOMER AREA:
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https://ca.secunia.com/?page=viewadvisory&vuln_id=43576
ONLY AVAILABLE WITH SECUNIA CSI AND SECUNIA PSI:
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http://secunia.com/vulnerability_scanning/personal/
http://secunia.com/vulnerability_scanning/corporate/wsus_sccm_3rd_third_party_patching/
DESCRIPTION:
Some weaknesses have been reported in the Linux Kernel, which can be
exploited by malicious, local users to disclose potentially sensitive
information.
The weaknesses are caused due to the "tpm_open()", "tpm_transmit()",
"tpm_write()", and "tpm_read()" functions in drivers/char/tpm/tpm.c
do not properly clearing certain memory, which can be exploited to
disclose potentially sensitive information.
SOLUTION:
Fixed in the GIT repository.
PROVIDED AND/OR DISCOVERED BY:
Peter Huewe
ORIGINAL ADVISORY:
http://tpmdd.git.sourceforge.net/git/gitweb.cgi?p=tpmdd/tpmdd;a=commitdiff;h=459e0537ebb7b786cd29a26f4e41c721632cd840
http://tpmdd.git.sourceforge.net/git/gitweb.cgi?p=tpmdd/tpmdd;a=commitdiff;h=f0bbed1ee49a4779dfb32159fea669ced8789336
http://tpmdd.git.sourceforge.net/git/gitweb.cgi?p=tpmdd/tpmdd;a=commitdiff;h=44480e4077cd782aa8f54eb472b292547f030520
OTHER REFERENCES:
Further details available in Customer Area:
http://secunia.com/products/corporate/EVM/
DEEP LINKS:
Further details available in Customer Area:
http://secunia.com/products/corporate/EVM/
EXTENDED DESCRIPTION:
Further details available in Customer Area:
http://secunia.com/products/corporate/EVM/
EXTENDED SOLUTION:
Further details available in Customer Area:
http://secunia.com/products/corporate/EVM/
EXPLOIT:
Further details available in Customer Area:
http://secunia.com/products/corporate/EVM/
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About:
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