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-rw-r--r--docs/Changelog.md3
-rw-r--r--docs/env_variables.md6
2 files changed, 9 insertions, 0 deletions
diff --git a/docs/Changelog.md b/docs/Changelog.md
index bf04c58e..fdb1cf5c 100644
--- a/docs/Changelog.md
+++ b/docs/Changelog.md
@@ -9,6 +9,9 @@ Want to stay in the loop on major new features? Join our mailing list by
sending a mail to <afl-users+subscribe@googlegroups.com>.
### Version ++3.12a (dev)
+ - afl-fuzz:
+ - added AFL_TARGET_ENV variable to pass extra env vars to the target
+ (for things like LD_LIBRARY_PATH)
- afl-cc:
- fix cmplog rtn (rare crash and not being able to gather ptr data)
- link runtime not to shared libs
diff --git a/docs/env_variables.md b/docs/env_variables.md
index c6ad0aa4..96fd520f 100644
--- a/docs/env_variables.md
+++ b/docs/env_variables.md
@@ -408,6 +408,12 @@ checks or alter some of the more exotic semantics of the tool:
without disrupting the afl-fuzz process itself. This is useful, among other
things, for bootstrapping libdislocator.so.
+ - Setting `AFL_TARGET_ENV` causes AFL++ to set extra environment variables
+ for the target binary. Example: `AFL_TARGET_ENV="VAR1=1 VAR2='a b c'" afl-fuzz ... `
+ This exists mostly for things like `LD_LIBRARY_PATH` but it would theoretically
+ allow fuzzing of AFL++ itself (with 'target' AFL++ using some AFL_ vars that
+ would disrupt work of 'fuzzer' AFL++).
+
- Setting `AFL_NO_UI` inhibits the UI altogether, and just periodically prints
some basic stats. This behavior is also automatically triggered when the
output from afl-fuzz is redirected to a file or to a pipe.