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[109.252.122.202]) by smtp.gmail.com with ESMTPSA id 2adb3069b0e04-54120ba9945sm1229832e87.60.2024.12.17.08.36.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 17 Dec 2024 08:36:38 -0800 (PST) From: Anton Moryakov To: chengzhihao1@huawei.com, linux-mtd@lists.infradead.org Cc: Anton Moryakov Subject: [PATCH mtd-utils] nand-utils: Fix integer overflow in nandflipbits.c Date: Tue, 17 Dec 2024 19:36:53 +0300 Message-Id: <20241217163653.298586-1-ant.v.moryakov@gmail.com> X-Mailer: git-send-email 2.30.2 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241217_083640_971652_4A22DD62 X-CRM114-Status: GOOD ( 11.68 ) X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org UmVwb3J0IG9mIHRoZSBzdGF0aWMgYW5hbHl6ZXI6ClRoZSB2YWx1ZSBvZiBhbiBhcml0aG1ldGlj IGV4cHJlc3Npb24gJ3BhZ2UgKiAobXRkLm1pbl9pb19zaXplICsgbXRkLm9vYl9zaXplKScgaXMg YSBzdWJqZWN0IHRvIG92ZXJmbG93IGJlY2F1c2UgaXRzIG9wZXJhbmRzIGFyZSBub3QgY2FzdCB0 byBhIGxhcmdlciBkYXRhIHR5cGUgYmVmb3JlIHBlcmZvcm1pbmcgYXJpdGhtZXRpYwoKQ29ycmVj dGlvbnMgZXhwbGFpbmVkOgpDYXN0aW5nIGJpdF90b19mbGlwLT5ibG9jayB0byB1bnNpZ25lZCBs b25nIGxvbmcgZXhwYW5kcyB0aGUgcmFuZ2Ugb2YgdmFsdWVzIOKAi+KAi2FuZCBhbGxvd3MgdGhl IHJlc3VsdCBvZiB0aGUgbXVsdGlwbGljYXRpb24gdG8gYmUgY2FsY3VsYXRlZCBpbiBhIHdpZGVy IGRhdGEgdHlwZS4KVGhlIGFyaXRobWV0aWMgaXMgcGVyZm9ybWVkIGluIGEgc2FmZSByYW5nZSwg cHJldmVudGluZyBvdmVyZmxvdy4KU3VtICsgYmxrb2ZmcyBpcyBub3cgYWxzbyBzYWZlLCBzaW5j ZSB0aGUgcmVzdWx0IG9mIHRoZSBleHByZXNzaW9uIGlzIGFscmVhZHkgY2FsY3VsYXRlZCBpbiB1 bnNpZ25lZCBsb25nIGxvbmcuCgpUcmlnZ2VycyBmb3VuZCBieSBzdGF0aWMgYW5hbHl6ZXIgU3Zh Y2UuCgpTaWduZWQtb2ZmLWJ5OiBBbnRvbiBNb3J5YWtvdiA8YW50LnYubW9yeWFrb3ZAZ21haWwu Y29tPgoKLS0tCiBuYW5kLXV0aWxzL25hbmRmbGlwYml0cy5jIHwgMiArLQogMSBmaWxlIGNoYW5n ZWQsIDEgaW5zZXJ0aW9uKCspLCAxIGRlbGV0aW9uKC0pCgpkaWZmIC0tZ2l0IGEvbmFuZC11dGls cy9uYW5kZmxpcGJpdHMuYyBiL25hbmQtdXRpbHMvbmFuZGZsaXBiaXRzLmMKaW5kZXggZWY2NjNj Ni4uYzQ2NDJmZSAxMDA2NDQKLS0tIGEvbmFuZC11dGlscy9uYW5kZmxpcGJpdHMuYworKysgYi9u YW5kLXV0aWxzL25hbmRmbGlwYml0cy5jCkBAIC0yMTMsNyArMjEzLDcgQEAgaW50IG1haW4oaW50 IGFyZ2MsIGNoYXIgKiphcmd2KQogCQliaXRzX3RvX2ZsaXBbaV0uYmxvY2sgPSBiaXRzX3RvX2Zs aXBbaV0ub2Zmc2V0IC8gYmxrbGVuOwogCQliaXRzX3RvX2ZsaXBbaV0ub2Zmc2V0ICU9IGJsa2xl bjsKIAkJcGFnZSA9IGJpdHNfdG9fZmxpcFtpXS5vZmZzZXQgLyBwYWdlbGVuOwotCQliaXRzX3Rv X2ZsaXBbaV0ub2Zmc2V0ID0gKHBhZ2UgKgorCQliaXRzX3RvX2ZsaXBbaV0ub2Zmc2V0ID0gKCh1 bnNpZ25lZCBsb25nIGxvbmcpcGFnZSAqCiAJCQkJCSAgKG10ZC5taW5faW9fc2l6ZSArIG10ZC5v b2Jfc2l6ZSkpICsKIAkJCQkJIChiaXRzX3RvX2ZsaXBbaV0ub2Zmc2V0ICUgcGFnZWxlbik7CiAJ fQotLSAKMi4zMC4yCgoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fCkxpbnV4IE1URCBkaXNjdXNzaW9uIG1haWxpbmcgbGlzdApodHRwOi8vbGlz dHMuaW5mcmFkZWFkLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2xpbnV4LW10ZC8K