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cveRedhatCVE-2021-3826
HistorySep 01, 2022 - 9:15 p.m.

CVE-2021-3826

2022-09-0121:15:08
CWE-119
CWE-787
redhat
web.nvd.nist.gov
95
4
cve-2021-3826
security
buffer overflow
denial of service
libiberty

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

AI Score

6.3

Confidence

High

EPSS

0.003

Percentile

70.5%

JSON

Heap/stack buffer overflow in the dlang_lname function in d-demangle.c in libiberty allows attackers to potentially cause a denial of service (segmentation fault and crash) via a crafted mangled symbol.

Affected configurations

Nvd
Vulners
Node
gnugccMatch11.2
Node
fedoraprojectfedoraMatch35
OR
fedoraprojectfedoraMatch36
OR
fedoraprojectfedoraMatch37
VendorProductVersionCPE
gnugcc*cpe:2.3:a:gnu:gcc:*:*:*:*:*:*:*:*

CNA Affected

[
  {
    "vendor": "n/a",
    "product": "gcc",
    "versions": [
      {
        "version": "gcc 11.2.0",
        "status": "affected"
      }
    ]
  }
]

Social References

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CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

AI Score

6.3

Confidence

High

EPSS

0.003

Percentile

70.5%

JSON
Related for CVE-2021-3826
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