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CVE-2015-1781 is a low severity vulnerability with a CVSS score of 0.0. No known exploits currently, and patches are available.
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Lower probability of exploitation
EPSS predicts the probability of exploitation in the next 30 days based on real-world threat data, complementing CVSS severity scores with actual risk assessment.
Buffer overflow in the gethostbyname_r and other unspecified NSS functions in the GNU C Library (aka glibc or libc6) before 2.22 allows context-dependent attackers to cause a denial of service (crash) or execute arbitrary code via a crafted DNS response, which triggers a call with a misaligned buffer.
| Vendor | Product |
|---|---|
| Suse | Linux Enterprise Server |
| Debian | Debian Linux |
| Suse | Linux Enterprise Desktop |
| Canonical | Ubuntu Linux |
| Gnu | Glibc |
| Suse | Linux Enterprise Debuginfo |