What’s Vulnerable › Vulnerabilities

CVE-2014-1737

• Severity: high (CVSS 7.2 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2014-05-11 · updated 2026-06-17
• Weakness: CWE-754

Description

The raw_cmd_copyin function in drivers/block/floppy.c in the Linux kernel through 3.14.3 does not properly handle error conditions during processing of an FDRAWCMD ioctl call, which allows local users to trigger kfree operations and gain privileges by leveraging write access to a /dev/fd device.

Affected products

• Debian Linux: 6.0, 7.0
• Linux kernel: before 3.2.59; from 3.3 before 3.4.90; from 3.5 before 3.10.40; from 3.11 before 3.12.20; from 3.13 before 3.14.4 — fixed in 3.10.40, 3.12.20, 3.14.4, 3.2.59, 3.4.90
• Oracle Corporation Oracle Linux: 5, 6
• RedHat Enterprise Linux Eus: 5.6, 6.3
• SUSE Linux Enterprise Server 15 SP1: 11-sp3
• SUSE Linux Enterprise High Availability Extension: 11-sp3
• SUSE Linux Enterprise Real Time Extension: 11-sp3
• SUSE Linux Enterprise Server: 11-sp3

How to fix

Upgrade to a fixed version: Linux kernel 3.10.40, 3.12.20, 3.14.4, 3.2.59. Check the vendor advisory for mitigations.

References

• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=ef87dbe7614341c2e7bfe8d32fcb7028cc97442c
• http://linux.oracle.com/errata/ELSA-2014-0771.html
• http://linux.oracle.com/errata/ELSA-2014-3043.html
• http://lists.opensuse.org/opensuse-security-announce/2014-05/msg00007.html
• http://lists.opensuse.org/opensuse-security-announce/2014-05/msg00012.html
• http://rhn.redhat.com/errata/RHSA-2014-0800.html
• http://rhn.redhat.com/errata/RHSA-2014-0801.html
• http://secunia.com/advisories/59262
• http://secunia.com/advisories/59309
• http://secunia.com/advisories/59406
• http://secunia.com/advisories/59599
• http://www.debian.org/security/2014/dsa-2926

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