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Thu, 4 Jun 2026 09:08:22 +0200 (CEST) Received: from lithops.sigma-star.at (lithops.sigma-star.at [195.201.40.130]) by lithops.sigma-star.at (Postfix) with ESMTP id C6513298580; Thu, 4 Jun 2026 09:08:22 +0200 (CEST) Date: Thu, 4 Jun 2026 09:08:22 +0200 (CEST) From: Richard Weinberger To: chengzhihao1 Cc: Ren Wei , linux-mtd , yuantan098 , yifanwucs , tomapufckgml , bird , rakukuip Message-ID: <1688028359.62549.1780556902621.JavaMail.zimbra@nod.at> In-Reply-To: <838ee423-c57d-51a1-0524-6e0d585a2a29@huawei.com> References: <28e06b0bb4babfb7138beb31efa2c6bb1400ea36.1780496711.git.rakukuip@gmail.com> <838ee423-c57d-51a1-0524-6e0d585a2a29@huawei.com> Subject: Re: [PATCH 1/1] ubifs: fix slab-out-of-bounds in pack_inode via xattr MIME-Version: 1.0 X-Originating-IP: [195.201.40.130] X-Mailer: Zimbra 8.8.12_GA_3807 (ZimbraWebClient - FF150 (Linux)/8.8.12_GA_3809) Thread-Topic: ubifs: fix slab-out-of-bounds in pack_inode via xattr Thread-Index: edDzaykqN/O0Y3gF6xUfWCf0VqT2ZQ== X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260604_000837_713262_64BD5773 X-CRM114-Status: GOOD ( 13.58 ) 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 LS0tLS0gVXJzcHLDvG5nbGljaGUgTWFpbCAtLS0tLQo+IFZvbjogImNoZW5nemhpaGFvMSIgPGNo ZW5nemhpaGFvMUBodWF3ZWkuY29tPgo+IOWcqCAyMDI2LzYvNCAwOjM3LCBSZW4gV2VpIOWGmemB kzoKPj4gRnJvbTogTHV4aWFvIFh1IDxyYWt1a3VpcEBnbWFpbC5jb20+Cj4+IAo+PiBBbiBpc3N1 ZSBpbiBmcy91Ymlmcy9qb3VybmFsLmMgd2FzIGZvdW5kIHdoZXJlIGEgbWFsaWNpb3VzIG9yIGNv cnJ1cHRlZAo+PiB1YmlmcyBpbWFnZSBjb3VsZCB0cmlnZ2VyIGEgc2xhYi1vdXQtb2YtYm91bmRz IHdyaXRlIGluIHBhY2tfaW5vZGUoKS4KPj4gCj4+IFdoZW4gYW4gaW5vZGUgd2l0aCBleHRlbmRl ZCBhdHRyaWJ1dGVzICh4YXR0cnMpIGlzIGJlaW5nIGV2aWN0ZWQgb3IKPj4gZGVsZXRlZCAoaS5l LiwgJ2xhc3RfcmVmZXJlbmNlJyBhbmQgJ2tpbGxfeGF0dHJzJyBhcmUgdHJ1ZSksCj4+IHViaWZz X2pubF93cml0ZV9pbm9kZSgpIGNhbGN1bGF0ZXMgdGhlIGFsbG9jYXRpb24gc2l6ZSAnd3JpdGVf bGVuJwo+PiBiYXNlZCBvbiAndWktPnhhdHRyX2NudCcgZnJvbSB0aGUgZGlzay4KPj4gCj4+IEhv d2V2ZXIsIGlmICd1aS0+eGF0dHJfY250JyBpcyBtYWxpY2lvdXNseSB0YW1wZXJlZCB3aXRoIG9y IGNvcnJ1cHRlZAo+PiB0byBiZSBzbWFsbGVyIHRoYW4gdGhlIGFjdHVhbCBudW1iZXIgb2YgeGF0 dHIgZW50cmllcyBzdG9yZWQgaW4gdGhlCj4+IFROQyAoVHJlZSBOb2RlIENhY2hlKSwga21hbGxv YygpIHdpbGwgYWxsb2NhdGUgYW4gdW5kZXJzaXplZCBidWZmZXIuCj4+IFRoZSBzdWJzZXF1ZW50 ICd3aGlsZSAoMSknIGxvb3AgY29udGludWVzIHRvIGl0ZXJhdGUgdGhyb3VnaCBhbGwgYWN0dWFs Cj4+IHhhdHRyIGVudHJpZXMgdmlhIHViaWZzX3RuY19uZXh0X2VudCgpLCBhZHZhbmNpbmcgdGhl ICdpbm8nIHBvaW50ZXIKPj4gYW5kIGludm9raW5nIHBhY2tfaW5vZGUoKSBmb3IgZWFjaCBlbnRy eS4gVGhpcyBtaXNtYXRjaCBsZWFkcyB0byBhbgo+PiBvdXQtb2YtYm91bmRzIG1lbW9yeSB3cml0 ZSwgY29ycnVwdGluZyB0aGUgc2xhYiByZWR6b25lIGFuZCB0cmlnZ2VyaW5nCj4+IGEgS0FTQU4g cGFuaWMuCj4+IAo+PiBGaXggdGhpcyBieSBpbnRyb2R1Y2luZyBhIHN0cmljdCBjb3VudGVyICd4 YXR0cnNfZGVsZXRlZCcgd2l0aGluIHRoZQo+PiBkZWxldGlvbiBsb29wLiBUaGUgbG9vcCBpcyBh Ym9ydGVkIHdpdGggLUVVQ0xFQU4gaWYgdGhlIG51bWJlciBvZgo+PiBwcm9jZXNzZWQgeGF0dHJz IGV4Y2VlZHMgJ3VpLT54YXR0cl9jbnQnLCBwcmV2ZW50aW5nICdpbm8nIGZyb20KPj4gb3ZlcmZs b3dpbmcgdGhlIGFsbG9jYXRlZCBrbWFsbG9jIGJ1ZmZlci4KPj4gCj4+IFRoZSBidWcgaXMgcmVh Y2hhYmxlIGJ5IGEgbm9uLXJvb3QgdXNlciB2aWEgdXNlciBhbmQgbmV0IG5hbWVzcGFjZS4KCkFz IEkgd3JvdGUgaW4gbXkgcmVwbHkgdG8gMC8xLCBJJ20gbm90IHNvIHN1cmUgYWJvdXQgdGhhdC4K VG8gbG9hZCBhIE1URCBhbmQgbW91bnQgVUJJRlMgeW91IG5lZWQgdG8gYmUgdGhlIHJlYWwgcm9v dC4KCj4+IAo+PiBGaXhlczogNzk1OWNmM2E3NTA2ICgidWJpZnM6IGpvdXJuYWw6IEhhbmRsZSB4 YXR0cnMgbGlrZSBmaWxlcyIpCj4+IENjOiBzdGFibGVAa2VybmVsLm9yZwo+PiBSZXBvcnRlZC1i eTogWXVhbiBUYW4gPHl1YW50YW4wOThAZ21haWwuY29tPgo+PiBSZXBvcnRlZC1ieTogWWlmYW4g V3UgPHlpZmFud3Vjc0BnbWFpbC5jb20+Cj4+IFJlcG9ydGVkLWJ5OiBKdWVmZWkgUHUgPHRvbWFw dWZja2dtbEBnbWFpbC5jb20+Cj4+IFJlcG9ydGVkLWJ5OiBYaW4gTGl1IDxiaXJkQGx6dS5lZHUu Y24+Cj4+IFNpZ25lZC1vZmYtYnk6IEx1eGlhbyBYdSA8cmFrdWt1aXBAZ21haWwuY29tPgo+PiBT aWduZWQtb2ZmLWJ5OiBSZW4gV2VpIDxuMDVlY0BsenUuZWR1LmNuPgo+PiAtLS0KPj4gICBmcy91 Ymlmcy9qb3VybmFsLmMgfCA5ICsrKysrKysrKwo+PiAgIDEgZmlsZSBjaGFuZ2VkLCA5IGluc2Vy dGlvbnMoKykKPj4gCj4gCj4gSGkgTHV4aWFvLAo+IEVhY2ggbWV0YWRhdGEoaW5vZGUvZGVudHJ5 KSBlbnRyeSB3aWxsIGNoZWNrZWQgd2l0aCBjcmMgd2hpbGUgbG9hZGluZwo+IGZyb20gZmxhc2go c2VlIHViaWZzX3JlYWRfbm9kZS0+dWJpZnNfY2hlY2tfbm9kZSksIEkgZG9uJ3QgdGhpbmsKPiBj b3JydXB0ZWQgaW1hZ2Ugd2lsbCB0cmlnZ2VyIHRoZSBwcm9ibGVtLCBiZWNhdXNlCj4gdWJpZnNf bG9va3VwLT51Ymlmc19pZ2V0IHdpbGwgZmFpbCBhZnRlciBkZXRlY3RpbmcgY3JjIGVycm9yLiBV bmxlc3MKPiBzb21lb25lIG1hbnVhbGx5IGluamVjdCB3b25nIG51bWJlciBpbnRvICd1aS0+eGF0 dHJfY250JyBmaWVsZWQgYW5kCj4gdXBkYXRlIHRoZSB3aG9sZSBpbm8gbm9kZSBjcmMsIGFuZCBJ IGRvbid0IHRoaW5rIGl0IGlzIGEgcmVhbCBwcm9ibGVtCj4gbmVlZCB0byBiZSBmaXhlZC4gSW4g dGhhdCBpbmplY3Rpb24gbWV0aG9kLCBubyBvbmUgZmlsZXN5c3RlbSBpcyBva2F5Lgo+IFRoZSBi aXRmbGlwcyBoYXBwZW4gYm90aCBpbiBub2RlIGZpZWxkKGVnLiB4YXR0cl9jbnQpIGFuZCBjcmMg ZmllbGQgaXMKPiBhbiBhbG1vc3QgaW1wb3NzaWJsZSB0aGluZy4KCldlbGwsIGlmIHdlIGNhbiBl YXNpbHkgZGV0ZWN0IHRoaXMgY2FzZSwgbGV0J3MgZml4IGl0LiBVQklGUyB0cmllcyBoYXJkCnRv IG1ha2Ugc3VyZSB0aGUgdW5kZXJsYXlpbmcgZGF0YSBzdHJ1Y3R1cmVzIGFyZSBjb3JyZWN0LgoK VGhhbmtzLAovL3JpY2hhcmQKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fXwpMaW51eCBNVEQgZGlzY3Vzc2lvbiBtYWlsaW5nIGxpc3QKaHR0cDov L2xpc3RzLmluZnJhZGVhZC5vcmcvbWFpbG1hbi9saXN0aW5mby9saW51eC1tdGQvCg==