CVE-2018-18829 Null dereference in n/a

What is CVE-2018-18829?

CVE-2018-18829 is a medium-severity vulnerability in Libav Libav, published on 30 Oct 2018. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

There exists a NULL pointer dereference in ff_vc1_parse_frame_header_adv in vc1.c in Libav 12.3, which allows attackers to cause a denial-of-service through a crafted aac file.

Weakness: CWE-476

Which versions are affected by CVE-2018-18829?

It affects 1 product.

Products include Libav Libav.

How do I fix CVE-2018-18829?

No fix has been published for CVE-2018-18829 yet. Limit exposure of the affected software until one is available.

Is CVE-2018-18829 being exploited?

There is no known exploitation of CVE-2018-18829 in the wild and no public exploit code.

Other vulnerabilities in Libav Libav

• CVE-2014-3984 Multiple unspecified vulnerabilities in Libav before 0.8.12 allow remote attackers to have unknown impact and vectors. Critical 10.0
• CVE-2017-9051 Null dereference in n/a Critical 9.8
• CVE-2014-4609 Integer overflow in n/a High 8.8
• CVE-2019-9719 Memory corruption in n/a High 8.8
• CVE-2018-5766 Memory corruption in n/a High 8.8

All Libav Libav vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-3pfq-8m56-48p7, UBUNTU-CVE-2018-18829.