From mboxrd@z Thu Jan 1 00:00:00 1970 From: Greg Kroah-Hartman Subject: [PATCH 4.12 23/65] drm/i915: Fix out-of-bounds array access in bdw_load_gamma_lut Date: Mon, 14 Aug 2017 18:19:14 -0700 Message-ID: <20170815011943.314063116@linuxfoundation.org> References: <20170815011942.395714306@linuxfoundation.org> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail.linuxfoundation.org (mail.linuxfoundation.org [140.211.169.12]) by gabe.freedesktop.org (Postfix) with ESMTPS id C105089DE6 for ; Tue, 15 Aug 2017 01:20:05 +0000 (UTC) In-Reply-To: <20170815011942.395714306@linuxfoundation.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: linux-kernel@vger.kernel.org Cc: Jani Nikula , Greg Kroah-Hartman , intel-gfx@lists.freedesktop.org, stable@vger.kernel.org, Kausal Malladi , Daniel Vetter , Kiran S Kumar List-Id: intel-gfx@lists.freedesktop.org NC4xMi1zdGFibGUgcmV2aWV3IHBhdGNoLiAgSWYgYW55b25lIGhhcyBhbnkgb2JqZWN0aW9ucywg cGxlYXNlIGxldCBtZSBrbm93LgoKLS0tLS0tLS0tLS0tLS0tLS0tCgpGcm9tOiBNYWFydGVuIExh bmtob3JzdCA8bWFhcnRlbi5sYW5raG9yc3RAbGludXguaW50ZWwuY29tPgoKY29tbWl0IDUyNzlm Yzc3MjRhZTNhODJjOWNmZTViMDljMWZiMDdmZjBlNDEwNTYgdXBzdHJlYW0uCgpiZHdfbG9hZF9n YW1tYV9sdXQgaXMgd3JpdGluZyBiZXlvbmQgdGhlIGFycmF5IHRvIHRoZSBtYXhpbXVtIHZhbHVl LgpUaGUgaW50ZW5kIG9mIHRoZSBmdW5jdGlvbiBpcyB0byBjbGFtcCB2YWx1ZXMgPiAxIHRvIDEs IHNvIHdyaXRlCnRoZSBpbnRlbmRlZCBjb2xvciB0byB0aGUgbWF4IHJlZ2lzdGVyLgoKVGhpcyBm aXhlcyB0aGUgZm9sbG93aW5nIEtBU0FOIHdhcm5pbmc6CgpbICAxOTcuMDIwODU3XSBbSUdUXSBr bXNfcGlwZV9jb2xvcjogZXhlY3V0aW5nClsgIDE5Ny4wNjM0MzRdIFtJR1RdIGttc19waXBlX2Nv bG9yOiBzdGFydGluZyBzdWJ0ZXN0IGN0bS0wLTI1LXBpcGUwClsgIDE5Ny4wNzg5ODldID09PT09 PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09 PT09PQpbICAxOTcuMDc5MTI3XSBCVUc6IEtBU0FOOiBzbGFiLW91dC1vZi1ib3VuZHMgaW4gYmR3 X2xvYWRfZ2FtbWFfbHV0LmlzcmEuMisweDNiOS8weDU3MCBbaTkxNV0KWyAgMTk3LjA3OTE4OF0g UmVhZCBvZiBzaXplIDIgYXQgYWRkciBmZmZmODgwMGQzOGRiMTUwIGJ5IHRhc2sga21zX3BpcGVf Y29sb3IvMTgzOQpbICAxOTcuMDc5MjA4XSBDUFU6IDIgUElEOiAxODM5IENvbW06IGttc19waXBl X2NvbG9yIFRhaW50ZWQ6IEcgICAgIFUgNC4xMy4wLXJjMS1wYXRzZXIrICM1MjExClsgIDE5Ny4w NzkyMTVdIEhhcmR3YXJlIG5hbWU6IE5VQzVpN1JZQiwgQklPUyBSWUJEV2kzNS44NkEuMDI0Ni4y MDE1LjAzMDkuMTM1NSAwMy8wOS8yMDE1ClsgIDE5Ny4wNzkyMjBdIENhbGwgVHJhY2U6ClsgIDE5 Ny4wNzkyMzBdICBkdW1wX3N0YWNrKzB4NjgvMHg5ZQpbICAxOTcuMDc5MjM5XSAgcHJpbnRfYWRk cmVzc19kZXNjcmlwdGlvbisweDZmLzB4MjUwClsgIDE5Ny4wNzkyNTFdICBrYXNhbl9yZXBvcnQr MHgyMTYvMHgzNzAKWyAgMTk3LjA3OTM3NF0gID8gYmR3X2xvYWRfZ2FtbWFfbHV0LmlzcmEuMisw eDNiOS8weDU3MCBbaTkxNV0KWyAgMTk3LjA3OTQ1MV0gID8gZ2VuOF93cml0ZTE2KzB4NGUwLzB4 NGUwIFtpOTE1XQpbICAxOTcuMDc5NDYwXSAgX19hc2FuX3JlcG9ydF9sb2FkMl9ub2Fib3J0KzB4 MTQvMHgyMApbICAxOTcuMDc5NTM1XSAgYmR3X2xvYWRfZ2FtbWFfbHV0LmlzcmEuMisweDNiOS8w eDU3MCBbaTkxNV0KWyAgMTk3LjA3OTYxMl0gIGJyb2Fkd2VsbF9sb2FkX2x1dHMrMHgxZGYvMHg1 NTAgW2k5MTVdClsgIDE5Ny4wNzk2OTBdICBpbnRlbF9jb2xvcl9sb2FkX2x1dHMrMHg3Yi8weDgw IFtpOTE1XQpbICAxOTcuMDc5NzY0XSAgaW50ZWxfYmVnaW5fY3J0Y19jb21taXQrMHgxMzgvMHg3 NjAgW2k5MTVdClsgIDE5Ny4wNzk3ODNdICBkcm1fYXRvbWljX2hlbHBlcl9jb21taXRfcGxhbmVz X29uX2NydGMrMHgxYTMvMHg4MjAgW2RybV9rbXNfaGVscGVyXQpbICAxOTcuMDc5ODU5XSAgPyBp bnRlbF9wcmVfcGxhbmVfdXBkYXRlKzB4NTcxLzB4NTgwIFtpOTE1XQpbICAxOTcuMDc5OTM3XSAg aW50ZWxfdXBkYXRlX2NydGMrMHgyMzgvMHgzMzAgW2k5MTVdClsgIDE5Ny4wODAwMTZdICBpbnRl bF91cGRhdGVfY3J0Y3MrMHgxMGYvMHgyMTAgW2k5MTVdClsgIDE5Ny4wODAwOTJdICBpbnRlbF9h dG9taWNfY29tbWl0X3RhaWwrMHgxNTUyLzB4MzM0MCBbaTkxNV0KWyAgMTk3LjA4MDEwMV0gID8g X3Jhd19zcGluX3VubG9jaysweDNjLzB4NDAKWyAgMTk3LjA4MDExMF0gID8gX19xdWV1ZV93b3Jr KzB4YjQwLzB4YmYwClsgIDE5Ny4wODAxODhdICA/IHNrbF91cGRhdGVfY3J0Y3MrMHhjMDAvMHhj MDAgW2k5MTVdClsgIDE5Ny4wODAxOTVdICA/IHRyYWNlX2hhcmRpcnFzX29uKzB4ZC8weDEwClsg IDE5Ny4wODAyNjldICA/IGludGVsX2F0b21pY19jb21taXRfcmVhZHkrMHgxMjgvMHgxM2MgW2k5 MTVdClsgIDE5Ny4wODAzMjldICA/IF9faTkxNV9zd19mZW5jZV9jb21wbGV0ZSsweDViOC8weDZk MCBbaTkxNV0KWyAgMTk3LjA4MDMzNl0gID8gZGVidWdfb2JqZWN0X2FjdGl2YXRlKzB4MzllLzB4 NTgwClsgIDE5Ny4wODAzOTddICA/IGk5MTVfc3dfZmVuY2VfYXdhaXQrMHgzMC8weDMwIFtpOTE1 XQpbICAxOTcuMDgwNDA5XSAgPyBfX21pZ2h0X3NsZWVwKzB4MTViLzB4MTgwClsgIDE5Ny4wODA0 ODNdICBpbnRlbF9hdG9taWNfY29tbWl0KzB4OTQ0LzB4YTcwIFtpOTE1XQpbICAxOTcuMDgwNDkw XSAgPyByZWZjb3VudF9kZWNfYW5kX3Rlc3QrMHgxMS8weDIwClsgIDE5Ny4wODA1NjddICA/IGlu dGVsX2F0b21pY19jb21taXRfdGFpbCsweDMzNDAvMHgzMzQwIFtpOTE1XQpbICAxOTcuMDgwNTk3 XSAgPyBkcm1fYXRvbWljX2NydGNfc2V0X3Byb3BlcnR5KzB4MzAzLzB4NTgwIFtkcm1dClsgIDE5 Ny4wODA2NzRdICA/IGludGVsX2F0b21pY19jb21taXRfdGFpbCsweDMzNDAvMHgzMzQwIFtpOTE1 XQpbICAxOTcuMDgwNzA0XSAgZHJtX2F0b21pY19jb21taXQrMHhkNy8weGUwIFtkcm1dClsgIDE5 Ny4wODA3MjJdICBkcm1fYXRvbWljX2hlbHBlcl9jcnRjX3NldF9wcm9wZXJ0eSsweGVjLzB4MTMw IFtkcm1fa21zX2hlbHBlcl0KWyAgMTk3LjA4MDc0OV0gIGRybV9tb2RlX2NydGNfc2V0X29ial9w cm9wKzB4N2QvMHhiMCBbZHJtXQpbICAxOTcuMDgwNzc1XSAgZHJtX21vZGVfb2JqX3NldF9wcm9w ZXJ0eV9pb2N0bCsweDUwYi8weDVkMCBbZHJtXQpbICAxOTcuMDgwNzgzXSAgPyBfX21pZ2h0X2Zh dWx0KzB4MTA0LzB4MTgwClsgIDE5Ny4wODA4MDldICA/IGRybV9tb2RlX29ial9maW5kX3Byb3Bf aWQrMHgxNjAvMHgxNjAgW2RybV0KWyAgMTk3LjA4MDgzOF0gID8gZHJtX21vZGVfb2JqX2ZpbmRf cHJvcF9pZCsweDE2MC8weDE2MCBbZHJtXQpbICAxOTcuMDgwODYxXSAgZHJtX2lvY3RsX2tlcm5l bCsweDE1NC8weDFhMCBbZHJtXQpbICAxOTcuMDgwODg1XSAgZHJtX2lvY3RsKzB4NjI0LzB4OGYw IFtkcm1dClsgIDE5Ny4wODA5MTBdICA/IGRybV9tb2RlX29ial9maW5kX3Byb3BfaWQrMHgxNjAv MHgxNjAgW2RybV0KWyAgMTk3LjA4MDkzNF0gID8gZHJtX2dldHVuaXF1ZSsweDIxMC8weDIxMCBb ZHJtXQpbICAxOTcuMDgwOTQzXSAgPyBfX2hhbmRsZV9tbV9mYXVsdCsweDFiZDAvMHgxY2UwClsg IDE5Ny4wODA5NDldICA/IGxvY2tfZG93bmdyYWRlKzB4NjEwLzB4NjEwClsgIDE5Ny4wODA5NTdd ICA/IF9fbHJ1X2NhY2hlX2FkZCsweDE1YS8weDE4MApbICAxOTcuMDgwOTY3XSAgZG9fdmZzX2lv Y3RsKzB4ZDkyLzB4ZTQwClsgIDE5Ny4wODA5NzVdICA/IGlvY3RsX3ByZWFsbG9jYXRlKzB4MWIw LzB4MWIwClsgIDE5Ny4wODA5ODJdICA/IHNlbGludXhfY2FwYWJsZSsweDIwLzB4MjAKWyAgMTk3 LjA4MDk5MV0gID8gX19kb19wYWdlX2ZhdWx0KzB4N2I3LzB4OWEwClsgIDE5Ny4wODA5OTddICA/ IGxvY2tfZG93bmdyYWRlKzB4NWJiLzB4NjEwClsgIDE5Ny4wODEwMDddICA/IHNlY3VyaXR5X2Zp bGVfaW9jdGwrMHg1Ny8weDkwClsgIDE5Ny4wODEwMTZdICBTeVNfaW9jdGwrMHg0ZS8weDgwClsg IDE5Ny4wODEwMjRdICBlbnRyeV9TWVNDQUxMXzY0X2Zhc3RwYXRoKzB4MTgvMHhhZApbICAxOTcu MDgxMDMwXSBSSVA6IDAwMzM6MHg3ZjYxZjI4N2E5ODcKWyAgMTk3LjA4MTAzNV0gUlNQOiAwMDJi OjAwMDA3ZmZmN2Q0NGQxODggRUZMQUdTOiAwMDAwMDI0NiBPUklHX1JBWDogMDAwMDAwMDAwMDAw MDAxMApbICAxOTcuMDgxMDQzXSBSQVg6IGZmZmZmZmZmZmZmZmZmZGEgUkJYOiAwMDAwMDAwMDAw MDAwMDAwIFJDWDogMDAwMDdmNjFmMjg3YTk4NwpbICAxOTcuMDgxMDQ4XSBSRFg6IDAwMDA3ZmZm N2Q0NGQxYzAgUlNJOiAwMDAwMDAwMGMwMTg2NGJhIFJESTogMDAwMDAwMDAwMDAwMDAwMwpbICAx OTcuMDgxMDUzXSBSQlA6IDAwMDA3ZjYxZjJiM2ViMDAgUjA4OiAwMDAwMDAwMDAwMDAwMDU5IFIw OTogMDAwMDAwMDAwMDAwMDAwMApbICAxOTcuMDgxMDU4XSBSMTA6IDAwMDAwMDJlYTVjNGEyOTAg UjExOiAwMDAwMDAwMDAwMDAwMjQ2IFIxMjogMDAwMDdmNjFmMmIzZWI1OApbICAxOTcuMDgxMDYz XSBSMTM6IDAwMDAwMDAwMDAwMDEwMTAgUjE0OiAwMDAwN2Y2MWYyYjNlYjU4IFIxNTogMDAwMDAw MDAwMDAwMjcwMgoKQnVnemlsbGE6IGh0dHBzOi8vYnVncy5mcmVlZGVza3RvcC5vcmcvc2hvd19i dWcuY2dpP2lkPTEwMTY1OQpTaWduZWQtb2ZmLWJ5OiBNYWFydGVuIExhbmtob3JzdCA8bWFhcnRl bi5sYW5raG9yc3RAbGludXguaW50ZWwuY29tPgpSZXBvcnRlZC1ieTogTWFydGluIFBlcmVzIDxt YXJ0aW4ucGVyZXNAbGludXguaW50ZWwuY29tPgpDYzogTWFydGluIFBlcmVzIDxtYXJ0aW4ucGVy ZXNAbGludXguaW50ZWwuY29tPgpGaXhlczogODJjZjQzNWIzMTM0ICgiZHJtL2k5MTU6IEltcGxl bWVudCBjb2xvciBtYW5hZ2VtZW50IG9uIGJkdy9za2wvYnh0L2tibCIpCkNjOiBTaGFzaGFuayBT aGFybWEgPHNoYXNoYW5rLnNoYXJtYUBpbnRlbC5jb20+CkNjOiBLaXJhbiBTIEt1bWFyIDxraXJh bi5zLmt1bWFyQGludGVsLmNvbT4KQ2M6IEthdXNhbCBNYWxsYWRpIDxrYXVzYWxtYWxsYWRpQGdt YWlsLmNvbT4KQ2M6IExpb25lbCBMYW5kd2VybGluIDxsaW9uZWwuZy5sYW5kd2VybGluQGludGVs LmNvbT4KQ2M6IE1hdHQgUm9wZXIgPG1hdHRoZXcuZC5yb3BlckBpbnRlbC5jb20+CkNjOiBEYW5p ZWwgVmV0dGVyIDxkYW5pZWwudmV0dGVyQGludGVsLmNvbT4KQ2M6IEphbmkgTmlrdWxhIDxqYW5p Lm5pa3VsYUBsaW51eC5pbnRlbC5jb20+CkNjOiBpbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Au b3JnCkxpbms6IGh0dHBzOi8vcGF0Y2h3b3JrLmZyZWVkZXNrdG9wLm9yZy9wYXRjaC9tc2dpZC8y MDE3MDcyNDA5MTQzMS4yNDI1MS0xLW1hYXJ0ZW4ubGFua2hvcnN0QGxpbnV4LmludGVsLmNvbQpS ZXZpZXdlZC1ieTogTGlvbmVsIExhbmR3ZXJsaW4gPGxpb25lbC5nLmxhbmR3ZXJsaW5AaW50ZWwu Y29tPgooY2hlcnJ5IHBpY2tlZCBmcm9tIGNvbW1pdCAwOWE5MmJjODc3M2I0MzE0ZTAyYjQ3OGUw MDNmZTU5MzZjZTg1YWRiKQpTaWduZWQtb2ZmLWJ5OiBKYW5pIE5pa3VsYSA8amFuaS5uaWt1bGFA aW50ZWwuY29tPgpTaWduZWQtb2ZmLWJ5OiBHcmVnIEtyb2FoLUhhcnRtYW4gPGdyZWdraEBsaW51 eGZvdW5kYXRpb24ub3JnPgoKLS0tCiBkcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9jb2xvci5j IHwgICAgMSArCiAxIGZpbGUgY2hhbmdlZCwgMSBpbnNlcnRpb24oKykKCi0tLSBhL2RyaXZlcnMv Z3B1L2RybS9pOTE1L2ludGVsX2NvbG9yLmMKKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50 ZWxfY29sb3IuYwpAQCAtMzk4LDYgKzM5OCw3IEBAIHN0YXRpYyB2b2lkIGJkd19sb2FkX2dhbW1h X2x1dChzdHJ1Y3QgZHIKIAkJfQogCiAJCS8qIFByb2dyYW0gdGhlIG1heCByZWdpc3RlciB0byBj bGFtcCB2YWx1ZXMgPiAxLjAuICovCisJCWkgPSBsdXRfc2l6ZSAtIDE7CiAJCUk5MTVfV1JJVEUo UFJFQ19QQUxfR0NfTUFYKHBpcGUsIDApLAogCQkJICAgZHJtX2NvbG9yX2x1dF9leHRyYWN0KGx1 dFtpXS5yZWQsIDE2KSk7CiAJCUk5MTVfV1JJVEUoUFJFQ19QQUxfR0NfTUFYKHBpcGUsIDEpLAoK Cl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkludGVsLWdm eCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xp c3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=