Vulnerability Details : CVE-2021-39518
Potential exploit
An issue was discovered in libjpeg through 2020021. LineBuffer::FetchRegion() in linebuffer.cpp has a heap-based buffer overflow.
Vulnerability category: OverflowMemory Corruption
Products affected by CVE-2021-39518
- cpe:2.3:a:jpeg:libjpeg:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-39518
0.10%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 41 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-39518
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST | |
|
6.5
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
2.8
|
3.6
|
NIST |
CWE ids for CVE-2021-39518
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-39518
-
https://github.com/thorfdbg/libjpeg/issues/35
A heap overflow in linebuffer.cpp:322 causes segment fault · Issue #35 · thorfdbg/libjpeg · GitHubExploit;Issue Tracking;Patch;Third Party Advisory
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