CVE-2025-22087

In the Linux kernel, the following vulnerability has been resolved:

bpf: Fix array bounds error with may_goto

may_goto uses an additional 8 bytes on the stack, which causes the
interpreters[] array to go out of bounds when calculating index by
stack_size.

1. If a BPF program is rewritten, re-evaluate the stack size. For non-JIT
cases, reject loading directly.

2. For non-JIT cases, calculating interpreters[idx] may still cause
out-of-bounds array access, and just warn about it.

3. For jit_requested cases, the execution of bpf_func also needs to be
warned. So move the definition of function __bpf_prog_ret0_warn out of
the macro definition CONFIG_BPF_JIT_ALWAYS_ON.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
UNKNOWN
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LinuxCNA
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Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 5%
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Debian Releases
Debian Product
Codename
linux
bullseye
5.10.223-1
not-affected
bookworm
6.1.137-1
not-affected
bullseye (security)
5.10.237-1
fixed
bookworm (security)
6.1.140-1
fixed
trixie
6.12.35-1
fixed
trixie (security)
6.12.31-1
fixed
sid
6.12.37-1
fixed