CVE-2011-2492

Home/CVE/The bluetooth subsystem in the Linux kernel before 3.0-rc4 does not properly initialize certain data structures, which a

CVE

The bluetooth subsystem in the Linux kernel before 3.0-rc4 does not properly initialize certain data structures, which a

The bluetooth subsystem in the Linux kernel before 3.0-rc4 does not properly initialize certain data structures, which allows local users to obtain potentially sensitive information from kernel memory via a crafted getsockopt system call, related to (1) the l2cap_sock_getsockopt_old function in net/bluetooth/l2cap_sock.c and (2) the rfcomm_sock_getsockopt_old function in net/bluetooth/rfcomm/sock.c.

LOW · CVSS 1.9 EPSS 0.00055

Monitor

No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence

Sigma rules0 YARA rules0

⬡

Weakness Classification

CWE-200Exposure of Sensitive Information to an Unauthorized Actor

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Affected Products & Versions

linux kernel< 3.0
linux kernelall versions
redhat enterprise linux ausall versions
redhat enterprise linux desktopall versions
redhat enterprise linux eusall versions
redhat enterprise linux serverall versions
redhat enterprise linux workstationall versions

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Scoring & Timeline

1.9

LOW · CVSS v2 (legacy) · secalert@redhat.com

View on NVD

This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.

v2 Vector

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

Published to NVD28 Jul 2011 · 10:55 PM

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Vendor Advisories

usnUSN-1256-1
usnUSN-1218-1
usnUSN-1216-1
usnUSN-1212-1
usnUSN-1211-1
Show all 15 vendor advisoriesusnUSN-1208-1
usnUSN-1205-1
usnUSN-1203-1
usnUSN-1204-1
usnUSN-1202-1
usnUSN-1201-1
usnUSN-1189-1
rhsaRHSA-2011:0927Moderate
rhsaRHSA-2011:1253Important
rhsaRHSA-2011:1189Important

🔗

References & Sources

Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git

http://marc.info/?l=bugtraq&m=139447903326211&w=2Third Party Advisory

http://permalink.gmane.org/gmane.linux.bluez.kernel/12909Broken Link

http://rhn.redhat.com/errata/RHSA-2011-0927.htmlThird Party Advisory

http://securitytracker.com/id?1025778Third Party AdvisoryVDB Entry

http://www.kernel.org/pub/linux/kernel/v3.0/testing/ChangeLog-3.0-rc4Broken Link

Show all 9 references

http://www.openwall.com/lists/oss-security/2011/06/24/2Mailing ListPatchThird Party Advisory

http://www.openwall.com/lists/oss-security/2011/06/24/3Mailing ListPatchThird Party Advisory

https://bugzilla.redhat.com/show_bug.cgi?id=703019Issue TrackingPatchThird Party Advisory

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