PublicDateAtUSN: 2017-10-18 21:29:00 UTC
Candidate: CVE-2017-15602
PublicDate: 2017-10-18 21:29:00 UTC
References:
 https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-15602
 http://lists.gnu.org/archive/html/bug-libextractor/2017-10/msg00005.html
 https://ftp.gnu.org/gnu/libextractor/libextractor-1.6.tar.gz
 https://ubuntu.com/security/notices/USN-4641-1
Description:
 In GNU Libextractor 1.4, there is an integer signedness error for the chunk
 size in the EXTRACTOR_nsfe_extract_method function in
 plugins/nsfe_extractor.c, leading to an infinite loop for a crafted size.
Ubuntu-Description:
 It was discovered that Libextractor incorrectly handled integers. An
 attacker could possibly use this issue to cause a denial of service.
Notes:
Bugs:
Priority: low
Discovered-by: Zhao Liang
Assigned-to:
CVSS:
 nvd: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H [7.5 HIGH]


Patches_libextractor:
upstream_libextractor: released (1:1.3-4+deb9u1, 1:1.6-1)
precise/esm_libextractor: DNE
trusty_libextractor: ignored (reached end-of-life)
trusty/esm_libextractor: DNE (trusty was needed)
xenial_libextractor: released (1:1.3-4+deb9u3build0.16.04.1)
zesty_libextractor: ignored (reached end-of-life)
artful_libextractor: ignored (reached end-of-life)
bionic_libextractor: not-affected (1:1.6-2)
cosmic_libextractor: not-affected (1:1.6-2)
disco_libextractor: not-affected (1:1.6-2)
eoan_libextractor: not-affected (1:1.6-2)
focal_libextractor: not-affected (1:1.6-2)
groovy_libextractor: not-affected (1:1.6-2)
devel_libextractor: not-affected (1:1.6-2)