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NVD
NVD
•added 2026/10/19 3:16 a.m.•21 views

CVE-2026-111441

在 openGauss-server 的 src/gausskernel/cbb/utils/hll/hll.cpp 中,内置函数 HllObjectUnpack 存在长度校验缺陷。该函数从用户提供的 packed HLL 解析 lenUsed 与 lenTotal 后,仅检查输入长度足以覆盖 HLLHEADSIZE + lenUsed,随后按 lenTotal 分配缓冲区、按 lenUsed 调用 memcpys 拷贝输入,既未校验 lenTotal = lenUsed,也将 memcpys 目标大小写成 lenUsed 而非实际分配的...

8.1CVSS0.00404EPSS
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Vulnrichment
Vulnrichment
•added 2026/10/19 2:31 a.m.•12 views

CVE-2026-111441 HLL 反序列化 lenTotal/lenUsed 校验缺失导致堆越界写

在 openGauss-server 的 src/gausskernel/cbb/utils/hll/hll.cpp 中,内置函数 HllObjectUnpack 存在长度校验缺陷。该函数从用户提供的 packed HLL 解析 lenUsed 与 lenTotal 后,仅检查输入长度足以覆盖 HLLHEADSIZE + lenUsed,随后按 lenTotal 分配缓冲区、按 lenUsed 调用 memcpys 拷贝输入,既未校验 lenTotal = lenUsed,也将 memcpys 目标大小写成 lenUsed 而非实际分配的...

8.1CVSS5.8AI score0.00404EPSS
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EUVD
EUVD
•added 2026/10/19 2:31 a.m.•20 views

EUVD-2026-104052

在 openGauss-server 的 src/gausskernel/cbb/utils/hll/hll.cpp 中,内置函数 HllObjectUnpack 存在长度校验缺陷。该函数从用户提供的 packed HLL 解析 lenUsed 与 lenTotal 后,仅检查输入长度足以覆盖 HLLHEADSIZE + lenUsed,随后按 lenTotal 分配缓冲区、按 lenUsed 调用 memcpys 拷贝输入,既未校验 lenTotal = lenUsed,也将 memcpys 目标大小写成 lenUsed 而非实际分配的...

8.1CVSS5.8AI score0.00404EPSS
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CVE
CVE
•added 2026/10/19 2:31 a.m.•37 views

CVE-2026-111441

The openGauss-server software contains a heap-based buffer overflow vulnerability in the src/gausskernel/cbb/utils/hll/hll.cpp file. The root cause is a validation flaw within the HllObjectUnpack() function, which fails to verify that lenTotal is greater than or equal to lenUsed when unpacking us...

8.1CVSS5.8AI score0.00404EPSS
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Cvelist
Cvelist
•added 2026/10/19 2:31 a.m.•55 views

CVE-2026-111441 HLL 反序列化 lenTotal/lenUsed 校验缺失导致堆越界写

在 openGauss-server 的 src/gausskernel/cbb/utils/hll/hll.cpp 中,内置函数 HllObjectUnpack 存在长度校验缺陷。该函数从用户提供的 packed HLL 解析 lenUsed 与 lenTotal 后,仅检查输入长度足以覆盖 HLLHEADSIZE + lenUsed,随后按 lenTotal 分配缓冲区、按 lenUsed 调用 memcpys 拷贝输入,既未校验 lenTotal = lenUsed,也将 memcpys 目标大小写成 lenUsed 而非实际分配的...

8.1CVSS0.00404EPSS
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Positive Technologies
Positive Technologies
•added 2026/10/19 12:00 a.m.•15 views

PT-2026-117211

在 openGauss-server 的 src/gausskernel/cbb/utils/hll/hll.cpp 中,内置函数 HllObjectUnpack 存在长度校验缺陷。该函数从用户提供的 packed HLL 解析 lenUsed 与 lenTotal 后,仅检查输入长度足以覆盖 HLL HEAD SIZE + lenUsed,随后按 lenTotal 分配缓冲区、按 lenUsed 调用 memcpy s 拷贝输入,既未校验 lenTotal = lenUsed,也将 memcpy s 目标大小写成 lenUsed 而非实际分配的...

8.1CVSS5.8AI score0.00404EPSS
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Rapid7 Vulnerability Database (full)
Rapid7 Vulnerability Database (full)
•added 2026/10/19 12:00 a.m.•18 views

CVE-2026-111441: Heap-based Buffer Overflow

在 openGauss-server 的 src/gausskernel/cbb/utils/hll/hll.cpp 中,内置函数 HllObjectUnpack 存在长度校验缺陷。该函数从用户提供的 packed HLL 解析 lenUsed 与 lenTotal 后,仅检查输入长度足以覆盖 HLLHEADSIZE + lenUsed,随后按 lenTotal 分配缓冲区、按 lenUsed 调用 memcpys 拷贝输入,既未校验 lenTotal = lenUsed,也将 memcpys 目标大小写成 lenUsed 而非实际分配的...

8.1CVSS5.8AI score0.00404EPSS
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CNNVD
CNNVD
•added 2026/10/18 4:00 p.m.•16 views

openGauss-server Buffer Error Vulnerability

The openGauss-server versions 2.1.0, 3.0.0 to 3.0.6, 3.1.0, 5.0.0 to 5.0.5, 5.1.0, 6.0.0 to 6.0.6, 7.0.0-RC1, 7.0.0-RC2, and 7.0.0-RC3 have a buffer error vulnerability. This vulnerability arises from the HllObjectUnpack unpacking function, which does not verify the relationship between lenTotal...

8.1CVSS6AI score0.00404EPSS
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