Vulnerability Details : CVE-2018-20541
There is a heap-based buffer overflow in libxsmm_sparse_csc_reader at generator_spgemm_csc_reader.c in LIBXSMM 1.10, a different vulnerability than CVE-2018-20542 (which is in a different part of the source code and is seen at different addresses).
Vulnerability category: OverflowMemory Corruption
Products affected by CVE-2018-20541
- cpe:2.3:a:libxsmm_project:libxsmm:1.10:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-20541
0.59%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 78 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-20541
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST | |
|
8.8
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST |
CWE ids for CVE-2018-20541
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-20541
-
https://bugzilla.redhat.com/show_bug.cgi?id=1652632
1652632 – There is a heap-buffer-overflow in libxsmm_sparse_csc_reader at src/generator_spgemm_csc_reader.c:174 (malloc at src/generator_spgemm_csc_reader.c:122) in libxsmm.Exploit;Issue Tracking;Third Party Advisory
-
https://github.com/hfp/libxsmm/issues/287
reported buffer overflows · Issue #287 · hfp/libxsmm · GitHubExploit;Patch;Third Party Advisory
-
https://github.com/hfp/libxsmm/commit/151481489192e6d1997f8bde52c5c425ea41741d
Issue #287: made CSR/CSC readers more robust against invalid input (c… · hfp/libxsmm@1514814 · GitHubPatch;Third Party Advisory
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