PR #22391 opened by mkver
URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/22391
Patch URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/22391.patch

-INT_MIN is not representable in an int.
Fixes issue #22388.


>From 627049ea1d4368865b88103bc25025526b2618d0 Mon Sep 17 00:00:00 2001
From: Andreas Rheinhardt <[email protected]>
Date: Thu, 5 Mar 2026 10:51:59 +0100
Subject: [PATCH] avutil/error: Fix overflow when negating

-INT_MIN is not representable in an int.
Fixes issue #22388.

Signed-off-by: Andreas Rheinhardt <[email protected]>
---
 libavutil/error.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavutil/error.c b/libavutil/error.c
index 333d75e4ac..2c9f0028bd 100644
--- a/libavutil/error.c
+++ b/libavutil/error.c
@@ -140,7 +140,7 @@ int av_strerror(int errnum, char *errbuf, size_t 
errbuf_size)
         }
     }
 #if HAVE_STRERROR_R
-    int ret = AVERROR(strerror_r(AVUNERROR(errnum), errbuf, errbuf_size));
+    int ret = AVERROR(strerror_r(AVUNERROR((unsigned)errnum), errbuf, 
errbuf_size));
 #else
     int ret = -1;
 #endif
-- 
2.52.0

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