Vulnerability in Linux Kernel
CVE-2013-0914
The flush_signal_handlers function in kernel/signal.c in the Linux kernel before 3.8.4 preserves the value of the sa_restorer field across an exec operation, which makes it easier for local users to bypass the ASLR protection mechanism via a crafted application containing a sigaction system call.
EPSS: 0.005 (37.5th percentile) — read the EPSS interpretation.
Affected products
- Linux Linux_kernel — versions 3.8.0, 3.8.1, 3.8.2
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- chrome-cve-admin@google.com (x_refsource_UBUNTU, vendor-advisory)
- chrome-cve-admin@google.com (vendor-advisory, x_refsource_SUSE)
- chrome-cve-admin@google.com (x_refsource_CONFIRM)
- chrome-cve-admin@google.com (vendor-advisory, x_refsource_MANDRIVA)
- chrome-cve-admin@google.com (x_refsource_UBUNTU, vendor-advisory)
- chrome-cve-admin@google.com (x_refsource_UBUNTU, vendor-advisory)
- chrome-cve-admin@google.com (x_refsource_REDHAT, vendor-advisory)
- chrome-cve-admin@google.com (x_refsource_UBUNTU, vendor-advisory)
- chrome-cve-admin@google.com (x_refsource_CONFIRM)
- chrome-cve-admin@google.com (x_refsource_UBUNTU, vendor-advisory)
Frequently asked questions
- What is CVE-2013-0914?
- CVE-2013-0914 is a vulnerability in Linux Kernel, classified under CWE-264. Published 2013-03-22.
- Is CVE-2013-0914 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.