Vulnerability Details : CVE-2010-4076
The rs_ioctl function in drivers/char/amiserial.c in the Linux kernel 2.6.36.1 and earlier does not properly initialize a certain structure member, which allows local users to obtain potentially sensitive information from kernel stack memory via a TIOCGICOUNT ioctl call.
Vulnerability category: Information leak
Exploit prediction scoring system (EPSS) score for CVE-2010-4076
Probability of exploitation activity in the next 30 days: 0.04%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 6 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2010-4076
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
1.9
|
LOW | AV:L/AC:M/Au:N/C:P/I:N/A:N |
3.4
|
2.9
|
NIST |
CWE ids for CVE-2010-4076
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The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.Assigned by: nvd@nist.gov (Primary)
References for CVE-2010-4076
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http://www.openwall.com/lists/oss-security/2010/09/25/2
oss-security - CVE request: multiple kernel stack memory disclosuresMailing List;Patch;Third Party Advisory
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http://www.openwall.com/lists/oss-security/2010/10/25/3
oss-security - Re: CVE request: multiple kernel stack memory disclosuresMailing List;Patch;Third Party Advisory
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http://www.openwall.com/lists/oss-security/2010/10/06/6
oss-security - Re: CVE request: multiple kernel stack memory disclosuresMailing List;Third Party Advisory
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https://bugzilla.redhat.com/show_bug.cgi?id=648661
648661 – (CVE-2010-4076) CVE-2010-4076 kernel: drivers/char/amiserial.c: reading uninitialized stack memoryIssue Tracking;Patch;Third Party Advisory
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http://www.openwall.com/lists/oss-security/2010/10/07/1
oss-security - Re: CVE request: multiple kernel stack memory disclosuresMailing List;Patch;Third Party Advisory
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http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d281da7ff6f70efca0553c288bb883e8605b3862
kernel/git/torvalds/linux.git - Linux kernel source treePatch;Vendor Advisory
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http://lkml.org/lkml/2010/9/15/389
LKML: Dan Rosenberg: [PATCH] drivers/char/amiserial.c: prevent reading uninitialized stack memoryMailing List;Patch;Third Party Advisory
Products affected by CVE-2010-4076
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*