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Tue, 28 Oct 2025 22:43:51 +0200 (EET) MIME-Version: 1.0 To: ffmpeg-devel@ffmpeg.org Date: Tue, 28 Oct 2025 20:43:50 -0000 Message-ID: <176168423206.81.11315262280454187311@7d278768979e> Message-ID-Hash: ENOINFRRZY36ZAE4OXA6QYTZBXHGI7KK X-Message-ID-Hash: ENOINFRRZY36ZAE4OXA6QYTZBXHGI7KK X-MailFrom: code@ffmpeg.org X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; loop; banned-address; header-match-ffmpeg-devel.ffmpeg.org-0; header-match-ffmpeg-devel.ffmpeg.org-1; header-match-ffmpeg-devel.ffmpeg.org-2; header-match-ffmpeg-devel.ffmpeg.org-3; emergency; member-moderation; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header X-Mailman-Version: 3.3.10 Precedence: list Reply-To: FFmpeg development discussions and patches Subject: [FFmpeg-devel] [PATCH] avcodec/fflcms2: Don't access inexistent array elements (PR #20780) List-Id: FFmpeg development discussions and patches Archived-At: Archived-At: List-Archive: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: From: mkver via ffmpeg-devel Cc: mkver Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Archived-At: List-Archive: List-Post: PR #20780 opened by mkver URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/20780 Patch URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/20780.patch This would happen if one of the extended transfer characteristics is in use (currently only AVCOL_TRC_V_LOG). This issue has actually been pointed out in the review. >>From 0941646182ba59daa452885f508b87bef2090e46 Mon Sep 17 00:00:00 2001 From: Andreas Rheinhardt Date: Tue, 28 Oct 2025 21:40:50 +0100 Subject: [PATCH] avcodec/fflcms2: Don't access inexistent array elements This would happen if one of the extended transfer characteristics is in use (currently only AVCOL_TRC_V_LOG). Signed-off-by: Andreas Rheinhardt --- libavcodec/fflcms2.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/libavcodec/fflcms2.c b/libavcodec/fflcms2.c index c7b944a02f..3c7f3dc07f 100644 --- a/libavcodec/fflcms2.c +++ b/libavcodec/fflcms2.c @@ -50,10 +50,7 @@ void ff_icc_context_uninit(FFIccContext *s) static int get_curve(FFIccContext *s, enum AVColorTransferCharacteristic trc, cmsToneCurve **out_curve) { - if ((trc >= AVCOL_TRC_NB && trc < AVCOL_TRC_EXT_BASE) || trc >= AVCOL_TRC_EXT_NB) - return AVERROR_INVALIDDATA; - - if (s->curves[trc]) + if ((unsigned)trc < AVCOL_TRC_NB && s->curves[trc]) goto done; switch (trc) { -- 2.49.1 _______________________________________________ ffmpeg-devel mailing list -- ffmpeg-devel@ffmpeg.org To unsubscribe send an email to ffmpeg-devel-leave@ffmpeg.org