CVE-2015-1472 Memory corruption in n/a

High 7.5 Published Updated

A buffer overflow in glibc's wscanf function allows attackers to cause denial of service or potentially execute code via crafted wide-character input.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2015-1472?

CVE-2015-1472 is a high-severity memory corruption vulnerability in Canonical Ubuntu Linux, published on 8 Apr 2015. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The ADDW macro in stdio-common/vfscanf.c in the GNU C Library (aka glibc or libc6) before 2.21 does not properly consider data-type size during memory allocation, which allows context-dependent attackers to cause a denial of service (buffer overflow) or possibly have unspecified other impact via a long line containing wide characters that are improperly handled in a wscanf call.

Weakness: CWE-119

Which versions are affected by CVE-2015-1472?

It affects 2 products.

Products include Canonical Ubuntu Linux, Gnu Glibc.

How do I fix CVE-2015-1472?

Upgrade to a fixed version.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2015-1472 being exploited?

There is no known exploitation of CVE-2015-1472 in the wild and no public exploit code.

All Canonical Ubuntu Linux vulnerabilities

Sources

Also known as DEBIAN-CVE-2015-1472, GHSA-7g3j-xr9q-w6cw, UBUNTU-CVE-2015-1472.

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