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Tue, 19 Jul 2022 17:12:03 -0700 (PDT) MIME-Version: 1.0 References: In-Reply-To: From: Bart Schaefer Date: Tue, 19 Jul 2022 17:11:52 -0700 Message-ID: Subject: Re: Memory error on exporting XPC_SERVICE_NAME from a subshell To: Varun Gandhi Cc: Zsh hackers list Content-Type: text/plain; charset="UTF-8" X-Seq: 50416 Archived-At: X-Loop: zsh-workers@zsh.org Errors-To: zsh-workers-owner@zsh.org Precedence: list Precedence: bulk Sender: zsh-workers-request@zsh.org X-no-archive: yes List-Id: List-Help: List-Subscribe: List-Unsubscribe: List-Post: List-Owner: List-Archive: On Mon, Jul 18, 2022 at 11:46 AM Varun Gandhi wrote: > > While bisecting my shell configuration for an unrelated issue, I ran into what looks like a use-after-free on exporting XPC_SERVICE_NAME from a subshell. This is an error in a MacOS library routine. Previously seen in zsh with constructs like % XPC_SERVICE_NAME=0 somecommand However, if you're able to reproduce it with "env -i -S'XPC_SERVICE_NAME=0'" then it's not limited to the zsh internals and should probably be reported to Apple as well.