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I. Basic Information for CVE-2026-5435
Vulnerability Information
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Vulnerability Title
Potential buffer overflow in ns_sprintrrf TSIG handling path
Source: NVD (National Vulnerability Database)
Vulnerability Description
The deprecated functions ns_printrrf, ns_printrr and fp_nquery in the GNU C Library version 2.2 and newer fail to enforce the caller-supplied buffer length, and can result in an out-of-bounds write when printing TSIG records.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
跨界内存写
Source: NVD (National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
The GNU C Libraryglibc 2.2 ~ * -
II. Public POCs for CVE-2026-5435
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III. Intelligence Information for CVE-2026-5435
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IV. Related Vulnerabilities
Same product: glibc
Same vendor: The GNU C Library
Same weakness: CWE-787
V. Comments for CVE-2026-5435

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