Vulnerability Details : CVE-2018-7998
In libvips before 8.6.3, a NULL function pointer dereference vulnerability was found in the vips_region_generate function in region.c, which allows remote attackers to cause a denial of service or possibly have unspecified other impact via a crafted image file. This occurs because of a race condition involving a failed delayed load and other worker threads.
Vulnerability category: Denial of service
Products affected by CVE-2018-7998
- cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
- cpe:2.3:a:libvips:libvips:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-7998
0.85%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 80 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-7998
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.1
|
MEDIUM | AV:N/AC:H/Au:N/C:P/I:P/A:P |
4.9
|
6.4
|
NIST | |
|
7.5
|
HIGH | CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H |
1.6
|
5.9
|
NIST |
CWE ids for CVE-2018-7998
-
The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.Assigned by: nvd@nist.gov (Primary)
-
The product dereferences a pointer that it expects to be valid but is NULL.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-7998
-
https://github.com/jcupitt/libvips/commit/20d840e6da15c1574b3ed998bc92f91d1e36c2a5
fix a crash with delayed load · jcupitt/libvips@20d840e · GitHubPatch
-
https://github.com/jcupitt/libvips/issues/893
Page not found · GitHub · GitHubExploit;Third Party Advisory
-
https://lists.debian.org/debian-lts-announce/2018/03/msg00009.html
[SECURITY] [DLA 1306-1] vips security updateThird Party Advisory
Jump to