CVE-2010-4077
The ntty_ioctl_tiocgicount function in drivers/char/nozomi.c in the Linux kernel 2.6.36.1 and earlier does not properly initialize a…
- 1.9LowCVSS base score
- 1.0%Exploitation in 30 daysEPSS · top 36% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 1Public exploitsMetasploit, Nuclei and Exploit-DB
Description
The ntty_ioctl_tiocgicount function in drivers/char/nozomi.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.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list an Exploit-DB entry for it.
Show the exploits1
Exploit-DB1 entry
- Linux Kenel 2.6.37-rc1 - serial_core TIOCGICOUNT Leak (Exploit-DB entry) (opens in a new tab)
EDB-ID 16973dos, linuxpublished 14 Mar 2011Not verified
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By mitre
- 35 days later
· 35 days later
Published
- 14 years later
· 14 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Low1.9 | AV:L/AC:M/Au:N/C:P/I:N/A:N |
- EPSS (exploitation in 30 days)
- 1.0% · top 36% of all CVEs (10 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 1.9.
Affected products
n/a
- affected n/a
References
12
- [oss-security] 20100925 CVE request: multiple kernel stack memory disclosures (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=d281da7ff6f70efca0553c288bb883e8605b3862 (opens in a new tab)x_refsource_MISCx_transferred
- [oss-security] 20101006 Re: CVE request: multiple kernel stack memory disclosures (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 45059 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- RHSA-2011:0007 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- [linux-kernel] 20100915 [PATCH] drivers/char/nozomi.c: prevent reading uninitialized stackmemory (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- RHSA-2010:0958 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- 8129 (opens in a new tab)third-party-advisoryx_refsource_SREASONx_transferred
- [oss-security] 20101006 Re: CVE request: multiple kernel stack memory disclosures (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 42890 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- [oss-security] 20101025 Re: CVE request: multiple kernel stack memory disclosures (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=648663 (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2010-4053 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2010-4077)Record last updated .