[PATCHES 0/5 v1] perf tools auxtrace hardening series

From: Arnaldo Carvalho de Melo

Date: Mon Jul 27 2026 - 12:24:15 EST


Hi,

Please consider applying,

- Arnaldo

Arnaldo Carvalho de Melo (5):
perf thread-stack: Fix heap buffer overflow on branch stack wrap copy
perf auxtrace: Fix queue grow overflow and old array leak
perf intel-pt: Fix off-by-one in auxtrace_info minimum size check
perf intel-bts: Fix off-by-one in auxtrace_info minimum size check
perf arm-spe: Reject zero nr_cpu in metadata to prevent division by zero

tools/perf/util/arm-spe.c | 4 ++++
tools/perf/util/auxtrace.c | 15 ++++++++++-----
tools/perf/util/intel-bts.c | 2 +-
tools/perf/util/intel-pt.c | 2 +-
tools/perf/util/thread-stack.c | 2 +-
5 files changed, 17 insertions(+), 8 deletions(-)

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2.55.0