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CVE-2025-37939

libbpf: Fix accessing BTF.ext core_relo header PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: libbpf: Fix accessing BTF.ext core_relo header Update btf_ext_parse_info() to ensure the core_relo header is present before reading its fields. This avoids a potential buffer read overflow reported by the OSS Fuzz project.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected cf579164e9ea9cd41c7c1da931683a319d224890 before d529411ec44535308c5d59cbeff74be6fe14b479; affected cf579164e9ea9cd41c7c1da931683a319d224890 before 3a67f60f0a8be10cea7a884a1a00e9feb6645657; affected cf579164e9ea9cd41c7c1da931683a319d224890 before 0a7c2a84359612e54328aa52030eb202093da6e2
Linux / Linuxaffected 6.13; unaffected 0 before 6.13; unaffected 6.13.11 through 6.13.*; unaffected 6.14.2 through 6.14.*; unaffected 6.15 through *

CWE

No CWE identifiers supplied.

References