CVE-2009-2768
The load_flat_shared_library function in fs/binfmt_flat.c in the flat subsystem in the Linux...
The load_flat_shared_library function in fs/binfmt_flat.c in the flat subsystem in the Linux kernel before 2.6.31-rc6 allows local users to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact by executing a shared flat binary, which triggers an access of an "uninitialized cred pointer."
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
The load_flat_shared_library function in fs/binfmt_flat.c in the flat subsystem in the Linux kernel before 2.6.31-rc6 allows local users to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact by executing a shared flat binary, which triggers an access of an "uninitialized cred pointer."
- Record
CVE-2009-2768- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.2 High
AV:L/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-476, CWE-824
- Updated
- 2026-11-02
CVE List No score
The load_flat_shared_library function in fs/binfmt_flat.c in the flat subsystem in the Linux kernel before 2.6.31-rc6 allows local users to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact by executing a shared flat binary, which triggers an access of an "uninitialized cred pointer."
- Record
CVE-2009-2768- Updated
- 2026-11-02
EUVDEUVD-2009-2758 No score
The load_flat_shared_library function in fs/binfmt_flat.c in the flat subsystem in the Linux kernel before 2.6.31-rc6 allows local users to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact by executing a shared flat binary, which triggers an access of an "uninitialized cred pointer."
- Record
EUVD-2009-2758- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-79c6-w7w7-4c6q
The load_flat_shared_library function in fs/binfmt_flat.c in the flat subsystem in the Linux...
The load_flat_shared_library function in fs/binfmt_flat.c in the flat subsystem in the Linux kernel before 2.6.31-rc6 allows local users to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact by executing a shared flat binary, which triggers an access of an "uninitialized cred pointer."
- Record
GHSA-79c6-w7w7-4c6q- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-476
- Updated
- 2026-11-02
OSVBELL-CVE-2009-2768
CVE-2009-2768 does not affect BellSoft software
- Record
BELL-CVE-2009-2768- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2009-2768 is a high vulnerability (CVSS 7.8) in Linux Kernel, published August 14, 2009. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.40%, the 35th percentile. No source names a fixed version.
References
secunia.com/advisories/36278
openwall.com/lists/oss-security/2009/08/13/1
lkml.org/lkml/2009/6/22/91
exchange.xforce.ibmcloud.com/vulnerabilities/52909
mandriva.com/security/advisories?name=MDVSA-2011:051
thread.gmane.org/gmane.linux.hardware.blackfin.kernel.devel/1905
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securityfocus.com/bid/36037
kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.31-rc6
git.kernel.org?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=3440625d78711bee41a84cf29c3d8c579b522666
nvd.nist.gov/vuln/detail/CVE-2009-2768
github.com/advisories/GHSA-79c6-w7w7-4c6q
docs.bell-sw.com/security/cves/CVE-2009-2768