01 Record
CVE-2026-111441
HLL 反序列化 lenTotal/lenUsed 校验缺失导致堆越界写
HighPUBLISHEDCNA: openGauss
CNA base score8.1 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
02 Description
HLL 反序列化 lenTotal/lenUsed 校验缺失导致堆越界写
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.40% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 34.4% of scored records. A rank, not a probability.
- NVD base score
- 8.1 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
- NVD analysis status
- Deferred. NVD last modified this record on 2026-10-19.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-10-19 02:31Z10 DAYS AGO
- Last updated
- 2026-10-19 17:42Z9 DAYS AGO
- Reserved
- 2026-10-16
- Assigning CNA
- openGauss
- Record state
- PUBLISHED
- Severity
- High (CVSS 8.1)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
- Weaknesses
- CWE-122Heap-based Buffer OverflowVariant
- Data version
- 5.2
- Document digest
- fccfc26f7dec85f331180dc5a32747faec6c76df1037b9f9806f629e035df2da
05 Affected products
VendorProductVersionsPlatforms
openGauss-serveropenGauss-server7.0.0-RC1, 7.0.0-RC2 7.0.0-RC3, 2.1.0, 3.0.0-3.0.6, 3.1.0, 5.0.0-5.0.5, 6.0.0-6.0.6openEuler Centos