From owner-freebsd-security@freebsd.org Thu Apr 1 11:45:32 2021 Return-Path: Delivered-To: freebsd-security@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 9B6705CA54B for ; Thu, 1 Apr 2021 11:45:32 +0000 (UTC) (envelope-from cutesmilee.research@protonmail.com) Received: from mail-40140.protonmail.ch (mail-40140.protonmail.ch [185.70.40.140]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "protonmail.com", Issuer "SwissSign Server Gold CA 2014 - G22" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4FB1Zz3V1Sz3Qx8 for ; Thu, 1 Apr 2021 11:45:30 +0000 (UTC) (envelope-from cutesmilee.research@protonmail.com) Date: Thu, 01 Apr 2021 11:45:25 +0000 To: "freebsd-security@freebsd.org" From: cutesmilee Reply-To: cutesmilee Subject: Missing size checks in ieee80211_ioctl_get80211() could lead to stack overflows Message-ID: MIME-Version: 1.0 X-Spam-Status: No, score=-1.2 required=10.0 tests=ALL_TRUSTED,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM,HTML_MESSAGE shortcircuit=no autolearn=disabled version=3.4.4 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on mailout.protonmail.ch X-Rspamd-Queue-Id: 4FB1Zz3V1Sz3Qx8 X-Spamd-Bar: / X-Spamd-Result: default: False [-0.90 / 15.00]; HAS_REPLYTO(0.00)[cutesmilee.research@protonmail.com]; FREEMAIL_FROM(0.00)[protonmail.com]; R_SPF_ALLOW(-0.20)[+ip4:185.70.40.0/24]; MIME_BASE64_TEXT_BOGUS(1.00)[]; DKIM_TRACE(0.00)[protonmail.com:+]; MIME_BASE64_TEXT(0.10)[]; DMARC_POLICY_ALLOW(-0.50)[protonmail.com,quarantine]; RCVD_COUNT_ZERO(0.00)[0]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+,1:+,2:~]; FREEMAIL_ENVFROM(0.00)[protonmail.com]; ASN(0.00)[asn:62371, ipnet:185.70.40.0/24, country:CH]; MID_RHS_MATCH_FROM(0.00)[]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; R_DKIM_ALLOW(-0.20)[protonmail.com:s=protonmail]; REPLYTO_EQ_FROM(0.00)[]; FROM_HAS_DN(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; MIME_GOOD(-0.10)[multipart/alternative,text/plain]; FREEMAIL_REPLYTO(0.00)[protonmail.com]; HAS_PHPMAILER_SIG(0.00)[]; RCPT_COUNT_ONE(0.00)[1]; NEURAL_SPAM_SHORT(1.00)[1.000]; RCVD_IN_DNSWL_NONE(0.00)[185.70.40.140:from]; TO_DN_EQ_ADDR_ALL(0.00)[]; RWL_MAILSPIKE_VERYGOOD(0.00)[185.70.40.140:from]; MAILMAN_DEST(0.00)[freebsd-security] X-Mailman-Approved-At: Fri, 02 Apr 2021 08:01:58 +0000 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: base64 X-Content-Filtered-By: Mailman/MimeDel 2.1.34 X-BeenThere: freebsd-security@freebsd.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: "Security issues \[members-only posting\]" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 01 Apr 2021 11:45:32 -0000 aWVlZTgwMjExX2lvY3RsX2dldDgwMjExKCkgZG9lc24ndCBjaGVjayB0aGUgbGVuZ3RoIHByb3Zp ZGVkIGJ5IHRoZSB1c2VyLCBhbmQgdGhpcyBjYW4gbGVhZCB0byBvdXQtb2YtYm91bmRzIHJlYWQg YW5kIHdyaXRlIGluIHRoZSBzdGFjaywgd2hpY2ggY2FuIGxlYWQgdG8gYSBkZW5pYWwgb2Ygc2Vy dmljZS4KdGhpcyBpc3N1ZSBpcyBwcmVzZW50IGluIHRoZSBsYXRlc3QgRnJlZUJTRCBzb3VyY2Vz LgppcmVxLT5pX2xlbiBpcyBhIHVzZXIgcHJvdmlkZWQgbGVuZ3RoIChpdCdzIGEgdWludDE2X3Qg c28gY2FuIGJlIDY1NTM2IGF0IG1heCkuCmZvciBJRUVFODAyMTFfSU9DX1NTSUQgY29tbWFuZCwg aW4gdGhlIElFRUU4MDIxMV9TX1NDQU4gb3IgZGVmYXVsdCBjYXNlIGFuIG91dC1vZi1ib3VuZHMg Y29weSB0byB0bXBzc2lkICgzMiBieXRlcyBzdGFjayBidWZmZXIpIGNhbiBoYXBwZW4gaWYgdmFw LT5pZF9kZXNfc3NpZFswXS5sZW4gaXMgc2V0IHRvIGEgbGFyZ2UgdmFsdWUsIGFsc28gYW4gb3V0 LW9mLWJvdW5kcyByZWFkIGZyb20gdG1wc3NpZCB3aWxsIGhhcHBlbiBkdWUgdG8gYSBjb3B5b3V0 KCkgdXNpbmcgdGhlIHNhbWUgc2l6ZS4KdGhlIHNhbWUgdGhpbmcgY2FuIGhhcHBlbiB3aXRoIElF RUU4MDIxMV9JT0NfV0VQS0VZIChqdXN0IHdpdGggYW5vdGhlciB1c2VyIGNvbnRyb2xsZWQgc2l6 ZSku