Out-of-bounds read in Fedora and Netpbm - CVE-2017-5849
Published: March 15, 2017 / Updated: August 8, 2020
Vulnerability identifier: #VU39452
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2017-5849
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Fedoraproject
netpbm.sourceforge.net
netpbm.sourceforge.net
Affected software:
Fedora
Netpbm
Fedora
Netpbm
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
tiffttopnm in netpbm 10.47.63 does not properly use the libtiff TIFFRGBAImageGet function, which allows remote attackers to cause a denial of service (out-of-bounds read and write) via a crafted tiff image file, related to transposing width and height values.
How to mitigate CVE-2017-5849
Install update from vendor's website.
Sources
- http://bugzilla.maptools.org/show_bug.cgi?id=2654
- http://bugzilla.maptools.org/show_bug.cgi?id=2655
- http://www.openwall.com/lists/oss-security/2017/02/02/2
- http://www.securityfocus.com/bid/96011
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AF42A624FXVY3BYBHMAO6F2X7EJYHQE2/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LDK3BDMKIQL2NQ3SJZXPBEN2LSOUSSEE/