CVE-2010-2537
What it is
The btrfs_ioctl_clone function in fs/btrfs/ioctl.c in the Linux kernel before 2.6.35 allows local users to overwrite an append-only file via a (1) BTRFS_IOC_CLONE or (2) BTRFS_IOC_CLONE_RANGE ioctl call that specifies this file as a donor.
At a glance
- Exploitability
- Can be exploited locally on the machine with a low-privilege account. High risk of data tampering, service disruption.
- Exploit odds
- 0.4% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 0.4% in the next 30 days (EPSS).
- Severity: 7.1 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 0.4% · EPSS, next 30 days
- Record status
- Modified
Affected
- Linux Kernel < 2.6.35
- Canonical Ubuntu Linux 9.10
- Canonical Ubuntu Linux 10.04
- Canonical Ubuntu Linux 10.10
- Suse Linux Enterprise High Availability Extension 11
- Suse Linux Enterprise Desktop 11
- Suse Linux Enterprise Server 11
Attack profile CVSS 3.1 · 7.1
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- High
- Availability
- High
Raw vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2010-2537.md and follow it. Check whether this project is affected by CVE-2010-2537. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- http://www.openwall.com/lists/oss-security/2010/07/21/10
- http://www.openwall.com/lists/oss-security/2010/07/21/4
- https://bugzilla.redhat.com/show_bug.cgi?id=616998
- http://www.openwall.com/lists/oss-security/2010/07/21/10
- http://www.openwall.com/lists/oss-security/2010/07/21/4
- https://bugzilla.redhat.com/show_bug.cgi?id=616998
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=2ebc3464781ad24474abcbd2274e6254689853b5
- http://lists.opensuse.org/opensuse-security-announce/2010-09/msg00004.html
- http://secunia.com/advisories/42758
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.35
- http://www.openwall.com/lists/oss-security/2010/07/21/10
- http://www.openwall.com/lists/oss-security/2010/07/21/4
- http://www.securityfocus.com/bid/41847
- http://www.ubuntu.com/usn/USN-1041-1
- http://www.vupen.com/english/advisories/2011/0070
- https://bugzilla.redhat.com/show_bug.cgi?id=616998
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=2ebc3464781ad24474abcbd2274e6254689853b5
- http://lists.opensuse.org/opensuse-security-announce/2010-09/msg00004.html
- http://secunia.com/advisories/42758
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.35
- http://www.openwall.com/lists/oss-security/2010/07/21/10
- http://www.openwall.com/lists/oss-security/2010/07/21/4
- http://www.securityfocus.com/bid/41847
- http://www.ubuntu.com/usn/USN-1041-1
- http://www.vupen.com/english/advisories/2011/0070
- https://bugzilla.redhat.com/show_bug.cgi?id=616998