CVE-2022-0909: Divide by Zero
Divide By Zero error in tiffcrop in libtiff 4.3.0 allows attackers to cause a denial-of-service via a crafted tiff file. For users that compile libtiff from sources, the fix is available with commit f8d0f9aa.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
debian/tiffto a version that resolves this vulnerability.Fixed in 4.5.0-6+deb12u4Fixed in 4.7.0-3+deb13u3Fixed in 4.7.2-1 - Upgrade
Upgrade
alpine/tiffto a version that resolves this vulnerability.Fixed in 4.3.0-r0 - Upgrade
Upgrade
alpine/tiffto a version that resolves this vulnerability.Fixed in 4.3.0-r1 - Upgrade
Upgrade
debian/tiffto a version that resolves this vulnerability.Fixed in 4.3.0-6 - Upgrade
Upgrade
libtiffto a version that resolves this vulnerability.Patch f8d0f9aa
Event History
Frequently Asked Questions
What is the severity of CVE-2022-0909?
CVE-2022-0909 has been categorized as a denial-of-service vulnerability.
How do I fix CVE-2022-0909?
To fix CVE-2022-0909, users should update to a patched version of libtiff or apply the fix available in commit f8d0f9aa.
Which versions of libtiff are affected by CVE-2022-0909?
CVE-2022-0909 affects libtiff version 4.3.0 and potentially earlier versions.
What is the impact of CVE-2022-0909?
The impact of CVE-2022-0909 includes the possibility of triggering a Divide By Zero error that leads to a denial-of-service.
Can CVE-2022-0909 be exploited through a tiff file?
Yes, CVE-2022-0909 can be exploited by using a specially crafted tiff file.