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[83.57.170.65]) by smtp.gmail.com with ESMTPSA id a81sm6356179wmf.32.2020.09.18.10.41.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 18 Sep 2020 10:41:18 -0700 (PDT) From: =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Subject: [RFC PATCH 0/6] hw/sd/sdcard: Do not attempt to erase out of range addresses Date: Fri, 18 Sep 2020 19:41:11 +0200 Message-Id: <20200918174117.180057-1-f4bug@amsat.org> X-Mailer: git-send-email 2.26.2 MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::341; envelope-from=philippe.mathieu.daude@gmail.com; helo=mail-wm1-x341.google.com X-detected-operating-system: by eggs.gnu.org: No matching host in p0f cache. That's all we know. X-Spam_score_int: -14 X-Spam_score: -1.5 X-Spam_bar: - X-Spam_report: (-1.5 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FORGED_FROMDOMAIN=0.249, FREEMAIL_FROM=0.001, HEADER_FROM_DIFFERENT_DOMAINS=0.25, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Alexander Bulekov , =?utf-8?q?Philippe_Mathieu-Daud?= =?utf-8?b?w6k=?= , qemu-block@nongnu.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Yet another bug in the sdcard model found by libfuzzer: https://bugs.launchpad.net/bugs/1895310 The bug is fixed, but there is a migration issue to be resolved... so posting as RFC. Philippe Mathieu-Daudé (6): hw/sd/sdcard: Add trace event for ERASE command (CMD38) hw/sd/sdcard: Introduce the INVALID_ADDRESS definition hw/sd/sdcard: Do not use legal address '0' for INVALID_ADDRESS hw/sd/sdcard: Reset both start/end addresses on error hw/sd/sdcard: Do not attempt to erase out of range addresses hw/sd/sdcard: Assert if accessing an illegal group hw/sd/sd.c | 30 ++++++++++++++++++++++-------- hw/sd/trace-events | 2 +- 2 files changed, 23 insertions(+), 9 deletions(-)