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CVE-2012-6544

15
FAUCET Score

CVE-2012-6544 describes a vulnerability in the Linux kernel's Bluetooth protocol stack (before version 3.6) where improper initialization of structures allows local users to extract sensitive information from kernel stack memory. This low-severity vulnerability (CVSS 1.9) requires local access and medium attack complexity, with the primary impact being a partial disclosure of confidential data. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 3.5.7CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
3.0CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:3.0:rc1:*:*:*:*:*:*
3.0CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:3.0:rc2:*:*:*:*:*:*
3.0CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:3.0:rc3:*:*:*:*:*:*
3.0CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:3.0:rc4:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

1.9LOW

AV:L/AC:M/Au:N/C:P/I:N/A:N

Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
3.4
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.37%
Probability of exploitation in next 30 days
EPSS Percentile
29.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0037 is in the 66th percentile among its peer group of 747 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (3)

redhatpatch availablevia redhat_api
Product: OpenStack 3 for RHEL 6Fixed in: kernel-0:2.6.32-358.118.1.openstack.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: kernel-0:2.6.18-348.12.1.el5
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: kernel-0:2.6.32-358.18.1.el6
View patch

Vendor Advisories (1)

redhatCVE-2012-6544Low

Kernel: Bluetooth: HCI & L2CAP information leaks

Aug 15, 2012

References

git.kernel.org
git.kernel.org
git.kernel.org
rhn.redhat.com / errata/RHSA-2013-1173.html
github.com / torvalds/linux/commit/3f68ba07b1da811bf383b4b701b129bfcb2e4988
github.com / torvalds/linux/commit/792039c73cf176c8e39a6e8beef2c94ff46522ed
github.com / torvalds/linux/commit/e15ca9a0ef9a86f0477530b0f44a725d67f889ee
kernel.org / pub/linux/kernel/v3.x/patch-3.6.bz2
Patch
openwall.com / lists/oss-security/2013/03/05/13
ubuntu.com / usn/USN-1805-1
ubuntu.com / usn/USN-1808-1