CVE-2010-0003

Severity: medium (CVSS 5.4 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2010-01-26 · updated 2026-06-16
Weakness: CWE-200

Description

The print_fatal_signal function in kernel/signal.c in the Linux kernel before 2.6.32.4 on the i386 platform, when print-fatal-signals is enabled, allows local users to discover the contents of arbitrary memory locations by jumping to an address and then reading a log file, and might allow local users to cause a denial of service (system slowdown or crash) by jumping to an address.

Affected products

Debian Linux: 4.0, 5.0
Linux kernel: before 2.6.32.4 — fixed in 2.6.32.4

How to fix

Upgrade to a fixed version: Linux kernel 2.6.32.4. Check the vendor advisory for mitigations.

References

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b45c6e76bc2c72f6426c14bed64fdcbc9bf37cb0
http://lists.fedoraproject.org/pipermail/package-announce/2010-January/034250.html
http://lists.opensuse.org/opensuse-security-announce/2010-02/msg00002.html
http://lists.opensuse.org/opensuse-security-announce/2010-02/msg00005.html
http://lists.opensuse.org/opensuse-security-announce/2010-03/msg00000.html
http://patchwork.kernel.org/patch/69752/
http://secunia.com/advisories/38333
http://secunia.com/advisories/38492
http://secunia.com/advisories/38779
http://secunia.com/advisories/39033
http://secunia.com/advisories/43315
http://www.debian.org/security/2010/dsa-1996

Get alerted when CVE-2010-0003 or the next vulnerability affects your stack