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bh=GH3CzqGYy8DHLJD2SkUKUQsn8Gk6wieYL0uqvzjySG8=; b=QG13max6Ym4fBRgbJpbZbnv6VJMWqqu357US/ep1+2zQ2OX4F++h8b3xs7CTxrILtZnxm4 a3cs+nBV4C0iDg5DpcjxMdo2uwzOMYa6wtnEH0+9nSSN+H8niCE8dDVizZLHGsru8gQX7c 5GICTTsvt0yM2sxEY1oVfyA1GOLk3//xjGAQh1kBxC47NTNul0n59a9vyQTuL5Nt6oBvyR e82FsU8wI4GLPN2AkiiI7sEM9ROcnuL4a7Xv/kNqewy6Gz8FPmHR8JbPy/n0oxUOtzaxIK graFW6kBImpJMVsGMGnmMyWkzWBy2MkptNeLyApVMGTpz2aqdgKAUWtOT7WLZA== From: Miquel Raynal To: =?utf-8?B?5p6X5L2z6bmP?= Cc: linux-mtd@lists.infradead.org, richard@nod.at, vigneshr@ti.com, linux-kernel@vger.kernel.org, Aohan Mei , TencentOS Corvus AI , stable@vger.kernel.org Subject: Re: [PATCH] mtd: inftl: validate MediaHeader partition geometry before allocating tables In-Reply-To: <906239c1-e78c-435c-954f-1198595d62b2@gmail.com> (=?utf-8?B?Iuael+S9s+m5jyIncw==?= message of "Thu, 3 Sep 2026 17:43:04 +0800") References: <20260902124044.3942821-1-henrymei@tencent.com> <87h5k67ocd.fsf@bootlin.com> <906239c1-e78c-435c-954f-1198595d62b2@gmail.com> User-Agent: mu4e 1.12.12; emacs 30.2 Date: Thu, 03 Sep 2026 12:01:22 +0200 Message-ID: <87y0di4psd.fsf@bootlin.com> MIME-Version: 1.0 X-Last-TLS-Session-Version: TLSv1.3 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260903_030140_284196_75581D90 X-CRM114-Status: GOOD ( 18.69 ) 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 T24gMDMvMDkvMjAyNiBhdCAxNzo0MzowNCArMDgsIOael+S9s+m5jyA8bGpwMTIwNTgzMTc5NEBn bWFpbC5jb20+IHdyb3RlOgoKPiBIaSBNaXF1w6hsLAo+Cj4gT24gMDIvMDkvMjAyNiwgTWlxdWVs IFJheW5hbCB3cm90ZToKPj4gPiBpcyBldmFsdWF0ZWQgaW4gdW5zaWduZWQgMzItYml0IGFyaXRo bWV0aWMuwqAgV2l0aCBsYXN0VW5pdCA8IGZpcnN0VW5pdAo+PsKgCj4+IGxhc3RVbml0IDwgZmly c3RVbml0PyBEaWQgeW91IGV2ZW4gcmVhZCB0aGF0IHNlbnRlbmNlPwo+Cj4gSSBzaG91bGQgaGF2 ZSBtYWRlIHRoZSBhcml0aG1ldGljIGV4cGxpY2l0IGluIHRoZSBmaXJzdCBwbGFjZS4KPiBBbGwg dGhyZWUgZmllbGRzIGFyZSBfX3UzMiAoc3RydWN0IElORlRMUGFydGl0aW9uKSwgc28gd2l0aCB0 aGUKPiBjcmFmdGVkIGhlYWRlciB1c2VkIGluIHRlc3RpbmcgKGZpcnN0VW5pdD03MDAwLCBsYXN0 VW5pdD0zLAo+IHZpcnR1YWxVbml0cz0xMDApOgo+Cj4gwqAgwqAgKDMgLSA3MDAwICsgMSkgPT0g NDI5NDk2MDMwMMKgIMKgIC8qIHUzMiB3cmFwICovCj4gwqAgwqAgNDI5NDk2MDMwMCA8IDEwMCA9 PSBmYWxzZcKgIMKgIC8qIHNhbml0eSBjaGVjayBwYXNzZXMgKi8KPgo+IEV4ZWN1dGlvbiB0aGVu IGNvbnRpbnVlcyB3aXRoIG5iX2Jvb3RfYmxvY2tzPTcwMDAgYXMgdGhlIGxvb3AKPiBib3VuZCBh Z2FpbnN0IGEga21hbGxvY19hcnJheShsYXN0VW5pdCArIDEgPSA0LCAyKSA9IDgtYnl0ZQo+IFBV dGFibGUsIGFuZCB0aGUgYm9vdC1ibG9jayBtYXJraW5nIGxvb3Agd3JpdGVzIH4xNCBLQiBwYXN0 Cj4gdGhlIG9iamVjdC7CoCBSZXByb2R1Y2VkIG9uIHY3LjItcmM0IHdpdGggYSBSQU0tYmFja2Vk IGZha2UKPiBEaXNrT25DaGlwIE1URCBkZXZpY2UgY2FycnlpbmcgdGhhdCBoZWFkZXI6Cj4KPiDC oCDCoCBCVUc6IEtBU0FOOiBzbGFiLW91dC1vZi1ib3VuZHMgaW4gZmluZF9ib290X3JlY29yZAo+ IMKgIMKgIFdyaXRlIG9mIHNpemUgMiAuLi4gMCBieXRlcyB0byB0aGUgcmlnaHQgb2YgYWxsb2Nh dGVkIDgtYnl0ZSByZWdpb24KPgo+IFRoYXQgc2FpZCwgdGhlIHJlYWNoYWJpbGl0eSBpcyBhZG1p dHRlZGx5IG5hcnJvdzogdGhpcyBpcyBhCj4gbW91bnQtdGltZSBwYXRoLCBzbyB0cmlnZ2VyaW5n IHJlcXVpcmVzIHJvb3QgKGRldmljZQo+IHJlZ2lzdHJhdGlvbikgb3IgcGh5c2ljYWwgY29udHJv bCBvZiB0aGUgZmxhc2ggY29udGVudHM7Cj4gdW5wcml2aWxlZ2VkIHVzZXJzIGNhbm5vdCByZWFj aCBpdC7CoCBUaGUgaW50ZW50IGlzIG9ubHkKPiBoYXJkZW5pbmcgb2YgdGhlIE1lZGlhSGVhZGVy IHBhcnNlciwgaW4gdGhlIHNhbWUgc3Bpcml0IGFzCj4gdGhlIHNhbml0eSBjaGVja3MgYWxyZWFk eSBpbiBmaW5kX2Jvb3RfcmVjb3JkKCkuCj4KPiBPbmUgZmFpciBwb2ludCBhYm91dCB2MTogdGhl IG5ldyBjaGVjayBydW5zIG9uIGV2ZXJ5IHBhcnRpdGlvbgo+IGVudHJ5IGR1cmluZyB0aGUgc2Nh biwgd2hpbGUgb25seSB0aGUgc2VsZWN0ZWQgQkRUTCBlbnRyeSdzCj4gZmllbGRzIGFyZSBhY3R1 YWxseSB1c2VkIGZvciB0aGUgYWxsb2NhdGlvbnMuwqAgSWYgZW50cmllcyB3aXRoCj4gbGFzdFVu aXQgPCBmaXJzdFVuaXQgY2FuIGxlZ2l0aW1hdGVseSBhcHBlYXIgaW4gb3RoZXIgc2xvdHMKPiBv biByZWFsIG1lZGlhLCBJIGNhbiByZXNwaW4gdG8gdmFsaWRhdGUgb25seSB0aGUgc2VsZWN0ZWQK PiBwYXJ0aXRpb24gKGFuZCBkcm9wIHRoZSBib290LXJlY29yZC11bml0IGNoZWNrIGlmIHByZWZl cnJlZCkuCj4KPiBIYXBweSB0byBzZW5kIGEgdjIgYWxvbmcgdGhvc2UgbGluZXMgaWYgeW91IHRo aW5rIHRoZQo+IGhhcmRlbmluZyBpcyB3b3J0aHdoaWxlOyBvdGhlcndpc2UgSSB3aWxsIGRyb3Ag aXQuwqAgRWl0aGVyCj4gd2F5LCB0aGFua3MgZm9yIHRoZSB0aW1lLgoKU2luY2UgdGhpcyBpcyBh IHJvb3Qtb25seSBleHBsb2l0LCBJIGRvbid0IHNlZSB0aGUgcG9pbnQgaW4gZ29pbmcKZnVydGhl ci4gVGhlc2UgImhhcmRlbmluZyIgc3RlcHMganVzdCBkYXJrZW4gdGhlIGNvZGUgZnJvbSBteSBv cGluaW9uLgoKVGhhbmtzLApNaXF1w6hsCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX18KTGludXggTVREIGRpc2N1c3Npb24gbWFpbGluZyBsaXN0 Cmh0dHA6Ly9saXN0cy5pbmZyYWRlYWQub3JnL21haWxtYW4vbGlzdGluZm8vbGludXgtbXRkLwo=