CVE-2010-1636
The btrfs_ioctl_clone function in fs/btrfs/ioctl.c in the btrfs functionality in the Linux kernel 2.6.29 through 2.6.32, and possibly other versions, does not ensure that a cloned file descriptor has been opened for reading, which allows local users to…
Does this matter?
Lower severity and a low EPSS score (0.83%). Track it; it rarely justifies an emergency change on its own.
Description
The btrfs_ioctl_clone function in fs/btrfs/ioctl.c in the btrfs functionality in the Linux kernel 2.6.29 through 2.6.32, and possibly other versions, does not ensure that a cloned file descriptor has been opened for reading, which allows local users to read sensitive information from a write-only file descriptor.
- CVSS 2.0
- 2.1 LOWAV:L/AC:L/Au:N/C:P/I:N/A:N
- EPSS
- 0.83% probability · 55th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-200
- Affected
- linux/linux kernel
- Source
- secalert@redhat.com
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commitdiff%3Bh=5dc6416414fb3ec6e2825fd4d20c8bf1d7fe0395
- http://www.openwall.com/lists/oss-security/2010/05/18/10
- http://www.openwall.com/lists/oss-security/2010/05/18/2Patch
- http://www.openwall.com/lists/oss-security/2010/05/25/8
- https://bugs.launchpad.net/ubuntu/+source/linux/+bug/579585Exploit, Patch
- https://bugzilla.redhat.com/show_bug.cgi?id=593226Exploit
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commitdiff%3Bh=5dc6416414fb3ec6e2825fd4d20c8bf1d7fe0395
- http://www.openwall.com/lists/oss-security/2010/05/18/10
- http://www.openwall.com/lists/oss-security/2010/05/18/2Patch
- http://www.openwall.com/lists/oss-security/2010/05/25/8
- https://bugs.launchpad.net/ubuntu/+source/linux/+bug/579585Exploit, Patch
- https://bugzilla.redhat.com/show_bug.cgi?id=593226Exploit
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.