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Differential D57976

dtrace: Fix DOF section bounds validation
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Authored by markj on Jun 30 2026, 9:13 PM.
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Reviewers
gnn
christos
Group Reviewers
DTrace
Commits
rGa8954ff89caa: dtrace: Fix DOF section bounds validation
rG0c829bb55a86: dtrace: Fix DOF section bounds validation
rG8dc98f4d25a3: dtrace: Fix DOF section bounds validation
Summary

We must ensure that each DOF section does not overlap with the DOF
header or section table. Otherwise the relocations processed in the
second pass over sections can manipulate DOF metadata, leading to OOB
writes.

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rG FreeBSD src repository
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Buildable 74433
Build 71316: arc lint + arc unit

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PathSize
sys/
cddl/
contrib/
opensolaris/
uts/
common/
dtrace/
12 lines

Diff 181116

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sys/cddl/contrib/opensolaris/uts/common/dtrace/dtrace.c

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