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Fri, 8 Mar 2024 10:08:51 +0000 (UTC) Received: from dovecot-director2.suse.de ([2a07:de40:b281:106:10:150:64:167]) by imap1.dmz-prg2.suse.org with ESMTPSA id fqnZMrPj6mW4aQAAD6G6ig (envelope-from ); Fri, 08 Mar 2024 10:08:51 +0000 Date: Fri, 8 Mar 2024 11:08:51 +0100 From: Michal Hocko To: cve@kernel.org, linux-kernel@vger.kernel.org Cc: Lee Jones Subject: Re: CVE-2023-52496: mtd: maps: vmu-flash: Fix the (mtd core) switch to ref counters Message-ID: References: <20240229155245.1571576-37-lee@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20240229155245.1571576-37-lee@kernel.org> X-Spam-Level: Authentication-Results: smtp-out2.suse.de; dkim=pass header.d=suse.com header.s=susede1 header.b=nLMJVFnG X-Spamd-Result: default: False [-4.81 / 50.00]; ARC_NA(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; R_DKIM_ALLOW(-0.20)[suse.com:s=susede1]; FROM_HAS_DN(0.00)[]; RCPT_COUNT_THREE(0.00)[3]; TO_DN_SOME(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; MIME_GOOD(-0.10)[text/plain]; RECEIVED_SPAMHAUS_BLOCKED_OPENRESOLVER(0.00)[2a07:de40:b281:106:10:150:64:167:received]; DWL_DNSWL_MED(-2.00)[suse.com:dkim]; RCVD_COUNT_THREE(0.00)[3]; DKIM_SIGNED(0.00)[suse.com:s=susede1]; DKIM_TRACE(0.00)[suse.com:+]; MX_GOOD(-0.01)[]; DBL_BLOCKED_OPENRESOLVER(0.00)[suse.com:dkim]; FUZZY_BLOCKED(0.00)[rspamd.com]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+]; MID_RHS_NOT_FQDN(0.50)[]; RCVD_TLS_ALL(0.00)[]; BAYES_HAM(-3.00)[99.99%]; RBL_SPAMHAUS_BLOCKED_OPENRESOLVER(0.00)[2a07:de40:b281:104:10:150:64:97:from] X-Spam-Score: -4.81 X-Rspamd-Queue-Id: 01E311F8AB X-Spam-Flag: NO X-Rspamd-Server: rspamd1.dmz-prg2.suse.org On Thu 29-02-24 15:52:56, Lee Jones wrote: > Description > =========== > > In the Linux kernel, the following vulnerability has been resolved: > > mtd: maps: vmu-flash: Fix the (mtd core) switch to ref counters > > While switching to ref counters for track mtd devices use, the vmu-flash > driver was forgotten. The reason for reading the ref counter seems > debatable, but let's just fix the build for now. Do we really consider build fixes as CVE? -- Michal Hocko SUSE Labs