CVE-2025-2900: ibm semeru_runtime Heap-based Buffer Overflow
CVSS: 7.5v3.1HighAnalyzed
Published 14-05-2025Last modified 28-08-2025
Vulnerability summary
CVE-2025-2900 is a high (CVSS 7.5) Heap-based Buffer Overflow vulnerability in ibm semeru_runtime. EPSS estimates a 0.28% chance of exploitation in the next 30 days, higher than 19.3% of scored vulnerabilities.
CVSS score
7.5/10
010
High · v3.1 (CVE.org)EPSS score
0.28%
0%100%
Low · +0.01 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 1Timeline
- 14-05-2025PublishedVulnerability first disclosed.
- 28-08-2025Last modifiedVulnerability information updated.
Description
IBM Semeru Runtime 8.0.302.0 through 8.0.442.0, 11.0.12.0 through 11.0.26.0, 17.0.0.0 through 17.0.14.0, and 21.0.0.0 through 12.0.6.0 is vulnerable to a denial of service caused by a buffer overflow and subsequent crash, due to a defect in its native AES/CBC encryption implementation.
CVSS metrics
2 scores · 2 sources · 1 versionHigh 7.5Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HSourcesAll 2 agree
- NVDNIST7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS trend
Probability
0.28%
Chance of exploitation in the next 30 days
Percentile
19%
Versus all other CVEs
30-day change
+0.01 pp
From 0.27% on 19-09-2026
19-09-202619-10-2026
EPSS score0.28%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-122Heap-based Buffer OverflowA heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().
- CWE-787Out-of-bounds WriteThe product writes data past the end, or before the beginning, of the intended buffer.
Affected systems
Ibm1 product
- semeru_runtime≥ 8.0.302.0, ≤ 8.0.442.0 | ≥ 11.0.12.0, ≤ 11.026.0 | ≥ 17.0.0.0, ≤ 17.0.14.0 | ≥ 21.0.0.0, ≤ 21.0.6.0
1 vendor · 1 product