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2 vulnerabilities found for glibc by Red Hat
CVE-2020-1751 (GCVE-0-2020-1751)
Vulnerability from nvd – Published: 2020-04-17 18:32 – Updated: 2026-10-14 08:02
VLAI
EPSS
VEX
Summary
An out-of-bounds write vulnerability was found in glibc before 2.31 when handling signal trampolines on PowerPC. Specifically, the backtrace function did not properly check the array bounds when storing the frame address, resulting in a denial of service or potential code execution. The highest threat from this vulnerability is to system availability.
Severity
5.1 (Medium)
CWE
Assigner
References
6 references
| URL | Tags |
|---|---|
| https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2… | x_refsource_CONFIRM |
| https://sourceware.org/bugzilla/show_bug.cgi?id=25423 | x_refsource_MISC |
| https://security.netapp.com/advisory/ntap-2020043… | x_refsource_CONFIRM |
| https://security.gentoo.org/glsa/202006-04 | vendor-advisoryx_refsource_GENTOO |
| https://usn.ubuntu.com/4416-1/ | vendor-advisoryx_refsource_UBUNTU |
| https://cert-portal.siemens.com/productcert/html/… |
Impacted products
4 products
| Vendor | Product | Version | |
|---|---|---|---|
| Red Hat | glibc |
Affected:
2.31
|
|
| Siemens | SIMATIC S7-1500 CPU 1518-4 PN/DP MFP |
Affected:
V3.1.0 , < V3.1.5
(custom)
|
|
| Siemens | SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP |
Affected:
V3.1.0 , < V3.1.5
(custom)
|
|
| Siemens | SIPLUS S7-1500 CPU 1518-4 PN/DP MFP |
Affected:
V3.1.0 , < V3.1.5
(custom)
|
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CVE-2020-1751 (GCVE-0-2020-1751)
Vulnerability from cvelistv5 – Published: 2020-04-17 18:32 – Updated: 2026-10-14 08:02
VLAI
EPSS
VEX
Summary
An out-of-bounds write vulnerability was found in glibc before 2.31 when handling signal trampolines on PowerPC. Specifically, the backtrace function did not properly check the array bounds when storing the frame address, resulting in a denial of service or potential code execution. The highest threat from this vulnerability is to system availability.
Severity
5.1 (Medium)
CWE
Assigner
References
6 references
| URL | Tags |
|---|---|
| https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2… | x_refsource_CONFIRM |
| https://sourceware.org/bugzilla/show_bug.cgi?id=25423 | x_refsource_MISC |
| https://security.netapp.com/advisory/ntap-2020043… | x_refsource_CONFIRM |
| https://security.gentoo.org/glsa/202006-04 | vendor-advisoryx_refsource_GENTOO |
| https://usn.ubuntu.com/4416-1/ | vendor-advisoryx_refsource_UBUNTU |
| https://cert-portal.siemens.com/productcert/html/… |
Impacted products
4 products
| Vendor | Product | Version | |
|---|---|---|---|
| Red Hat | glibc |
Affected:
2.31
|
|
| Siemens | SIMATIC S7-1500 CPU 1518-4 PN/DP MFP |
Affected:
V3.1.0 , < V3.1.5
(custom)
|
|
| Siemens | SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP |
Affected:
V3.1.0 , < V3.1.5
(custom)
|
|
| Siemens | SIPLUS S7-1500 CPU 1518-4 PN/DP MFP |
Affected:
V3.1.0 , < V3.1.5
(custom)
|
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