CVE-2011-2492
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)…
Does this matter?
Lower severity and a low EPSS score (0.35%). Track it; it rarely justifies an emergency change on its own.
Description
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.
- CVSS 2.0
- 1.9 LOWAV:L/AC:M/Au:N/C:P/I:N/A:N
- EPSS
- 0.35% probability · 29th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-200
- Affected
- linux/linux kernel · redhat/enterprise linux aus · redhat/enterprise linux desktop · redhat/enterprise linux eus · redhat/enterprise linux server · redhat/enterprise linux workstation
- Source
- secalert@redhat.com
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=8d03e971cf403305217b8e62db3a2e5ad2d6263f
- 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 Advisory, VDB Entry
- http://www.kernel.org/pub/linux/kernel/v3.0/testing/ChangeLog-3.0-rc4Broken Link
- http://www.openwall.com/lists/oss-security/2011/06/24/2Mailing List, Patch, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2011/06/24/3Mailing List, Patch, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=703019Issue Tracking, Patch, Third Party Advisory
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=8d03e971cf403305217b8e62db3a2e5ad2d6263f
- 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 Advisory, VDB Entry
- http://www.kernel.org/pub/linux/kernel/v3.0/testing/ChangeLog-3.0-rc4Broken Link
- http://www.openwall.com/lists/oss-security/2011/06/24/2Mailing List, Patch, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2011/06/24/3Mailing List, Patch, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=703019Issue Tracking, Patch, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.