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CVE-2012-3430

20
FAUCET Score

CVE-2012-3430 describes an information disclosure vulnerability in the Linux kernel, specifically affecting versions before 3.0.44. The rds_recvmsg function fails to properly initialize a structure member, allowing local users to expose sensitive kernel stack memory via recvfrom or recvmsg system calls on an RDS socket. This is a low-severity vulnerability with a CVSS score of 2.1, requiring local access and resulting only in information disclosure. While not actively exploited in the wild, an exploit is publicly available on ExploitDB, though it has garnered minimal community discussion or media attention.

Impacted Technologies

VendorProductVersion(s)CPE
<= 3.0.43CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
3.0.1CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:3.0.1:*:*:*:*:*:*:*
3.0.2CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:3.0.2:*:*:*:*:*:*:*
3.0.3CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:3.0.3:*:*:*:*:*:*:*
3.0.4CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:3.0.4:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

2.1LOW

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

Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Exploitability Score
3.9
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.95%
Probability of exploitation in next 30 days
EPSS Percentile
57.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
ExploitDB: EDB-37543 · Jul 26, 2012
This CVE's current EPSS score of 0.0095 is in the 90th percentile among its peer group of 2,096 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.6 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 (4)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: kernel-0:2.6.18-308.16.1.el5
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: kernel-0:2.6.32-279.9.1.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise MRG 2Fixed in: kernel-rt-0:3.2.33-rt50.66.el6rt
View patch
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: kernel

Vendor Advisories (1)

redhatCVE-2012-3430Low

kernel: recv{from,msg}() on an rds socket can leak kernel memory

Jul 23, 2012

References

git.kernel.org
rhn.redhat.com / errata/RHSA-2012-1323.html
bugzilla.redhat.com / show_bug.cgi
secunia.com / advisories/50633
secunia.com / advisories/50732
secunia.com / advisories/50811
github.com / torvalds/linux/commit/06b6a1cf6e776426766298d055bb3991957d90a7
Exploit
suse.com / support/update/announcement/2012/suse-su-20121679-1.html
kernel.org / pub/linux/kernel/v3.x/ChangeLog-3.0.44
openwall.com / lists/oss-security/2012/07/26/5
ubuntu.com / usn/USN-1567-1
ubuntu.com / usn/USN-1568-1
ubuntu.com / usn/USN-1572-1
ubuntu.com / usn/USN-1575-1
ubuntu.com / usn/USN-1577-1
ubuntu.com / usn/USN-1578-1
ubuntu.com / usn/USN-1579-1
ubuntu.com / usn/USN-1580-1