CVE-2009-2849
MEDIUM · CVSS 4.7EPSS 0.5%EU EUVD
The md driver (drivers/md/md.c) in the Linux kernel before 2.6.30.2 might allow local users to cause a denial of service (NULL pointer dereference) via vectors related to "suspend_* sysfs attributes" and the (1) suspend_lo_store or (2) suspend_hi_store functions. NOTE: this is only a vulnerability when sysfs is writable by an attacker.
Key facts
- CVSS score
- 4.7 (v2.0)
- Severity
- MEDIUM
- CVSS vector
AV:L/AC:M/Au:N/C:N/I:N/A:C- EPSS score
- 0.5% (41th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2009-2839)
- Published
- August 18, 2009
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2009-2839 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.
View on the EU Vulnerability DatabaseAffected products
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
and 259 more…
References
- http://git.kernel.org/?p=linux/kernel/git/stable/linux-2.6.30.y.git%3Ba=commit%3Bh=3c92900d9a4afb176d3de335dc0da0198660a244
- http://lists.vmware.com/pipermail/security-announce/2010/000082.html
- http://secunia.com/advisories/36501
- http://secunia.com/advisories/37105
- http://secunia.com/advisories/38794
- http://secunia.com/advisories/38834
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.30.2
- http://www.openwall.com/lists/oss-security/2009/07/24/1
- http://www.openwall.com/lists/oss-security/2009/07/26/1
- http://www.securitytracker.com/id?1022961
- http://www.ubuntu.com/usn/USN-852-1
- http://www.vupen.com/english/advisories/2010/0528
- http://xorl.wordpress.com/2009/07/21/linux-kernel-md-driver-null-pointer-dereference/(Exploit)
- https://exchange.xforce.ibmcloud.com/vulnerabilities/52858
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10396
- https://rhn.redhat.com/errata/RHSA-2009-1540.html
- https://www.redhat.com/archives/fedora-package-announce/2009-August/msg01256.html
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
Query CVEs from your AI assistant
The CVE/NVD Explorer brain answers CVE questions directly inside Claude, ChatGPT, or any MCP assistant — always up to date, no setup. Add it once and stop pasting advisories into chat.
Add the CVE brain