I took a closer look at decode_base64 while reviewing coverity report 584740 (Out-of-bounds access). 1/2 resolves the issue (although coverity seems to suspect an out-of-bounds access for the wrong reason and might keep doing so), 2/2 adds a selftest I used to debug the issue.
Signed-off-by: Jonas Rebmann <[email protected]> --- Jonas Rebmann (2): lib: base64: Fix out-of-bounds potential by respecting dst_len test: self: add base64 selftests lib/base64.c | 10 +++++----- test/self/Kconfig | 7 +++++++ test/self/Makefile | 1 + test/self/base64.c | 45 +++++++++++++++++++++++++++++++++++++++++++++ 4 files changed, 58 insertions(+), 5 deletions(-) --- base-commit: ec00fef65d808f8bc9c5655262b0e4f8ce2c4e92 change-id: 20251201-base64-bounds-ed379c2c6ff7 Best regards, -- Jonas Rebmann <[email protected]>
