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Wed, 4 Feb 2026 18:38:56 +0200 (EET) Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 To: ffmpeg-devel@ffmpeg.org Date: Wed, 04 Feb 2026 16:38:56 -0000 Message-ID: <177022313680.25.10644960880969993143@4457048688e7> Message-ID-Hash: IJ5RZCRU2THY4KIV63CPY5BXD7L54MUT X-Message-ID-Hash: IJ5RZCRU2THY4KIV63CPY5BXD7L54MUT X-MailFrom: code@ffmpeg.org X-Mailman-Rule-Hits: nonmember-moderation 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 X-Mailman-Version: 3.3.10 Precedence: list Reply-To: FFmpeg development discussions and patches Subject: [FFmpeg-devel] [PR] avformat/hls: Check for integer overflow with #EXTINF: (PR #21646) 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: michaelni via ffmpeg-devel Cc: michaelni Content-Transfer-Encoding: base64 Archived-At: List-Archive: List-Post: UFIgIzIxNjQ2IG9wZW5lZCBieSBtaWNoYWVsbmkKVVJMOiBodHRwczovL2NvZGUuZmZtcGVnLm9y Zy9GRm1wZWcvRkZtcGVnL3B1bGxzLzIxNjQ2ClBhdGNoIFVSTDogaHR0cHM6Ly9jb2RlLmZmbXBl Zy5vcmcvRkZtcGVnL0ZGbXBlZy9wdWxscy8yMTY0Ni5wYXRjaAoKRm91bmQtYnk6IOydtOuPmeyk gCA8bGRqNjE5MkBnbWFpbC5jb20+DQpTaWduZWQtb2ZmLWJ5OiBNaWNoYWVsIE5pZWRlcm1heWVy IDxtaWNoYWVsQG5pZWRlcm1heWVyLmNjPgoKCkZyb20gZTYwZDRkMzhhMjZiYzRlNTg0NWVjZjgy OTE5YmE4ZmE2NGVmYmE5MyBNb24gU2VwIDE3IDAwOjAwOjAwIDIwMDEKRnJvbTogTWljaGFlbCBO aWVkZXJtYXllciA8bWljaGFlbEBuaWVkZXJtYXllci5jYz4KRGF0ZTogV2VkLCA0IEZlYiAyMDI2 IDE2OjQzOjM5ICswMTAwClN1YmplY3Q6IFtQQVRDSF0gYXZmb3JtYXQvaGxzOiBDaGVjayBmb3Ig aW50ZWdlciBvdmVyZmxvdyB3aXRoICNFWFRJTkY6Ck1JTUUtVmVyc2lvbjogMS4wCkNvbnRlbnQt VHlwZTogdGV4dC9wbGFpbjsgY2hhcnNldD1VVEYtOApDb250ZW50LVRyYW5zZmVyLUVuY29kaW5n OiA4Yml0CgpGb3VuZC1ieTog7J2064+Z7KSAIDxsZGo2MTkyQGdtYWlsLmNvbT4KU2lnbmVkLW9m Zi1ieTogTWljaGFlbCBOaWVkZXJtYXllciA8bWljaGFlbEBuaWVkZXJtYXllci5jYz4KLS0tCiBs aWJhdmZvcm1hdC9obHMuYyB8IDcgKysrKysrLQogMSBmaWxlIGNoYW5nZWQsIDYgaW5zZXJ0aW9u cygrKSwgMSBkZWxldGlvbigtKQoKZGlmZiAtLWdpdCBhL2xpYmF2Zm9ybWF0L2hscy5jIGIvbGli YXZmb3JtYXQvaGxzLmMKaW5kZXggNTg2NTBmNzE3Yy4uMjhjODgzMDk3YSAxMDA2NDQKLS0tIGEv bGliYXZmb3JtYXQvaGxzLmMKKysrIGIvbGliYXZmb3JtYXQvaGxzLmMKQEAgLTk3MCw4ICs5NzAs MTMgQEAgc3RhdGljIGludCBwYXJzZV9wbGF5bGlzdChITFNDb250ZXh0ICpjLCBjb25zdCBjaGFy ICp1cmwsCiAgICAgICAgICAgICBpZiAocGxzKQogICAgICAgICAgICAgICAgIHBscy0+ZmluaXNo ZWQgPSAxOwogICAgICAgICB9IGVsc2UgaWYgKGF2X3N0cnN0YXJ0KGxpbmUsICIjRVhUSU5GOiIs ICZwdHIpKSB7CisgICAgICAgICAgICBkb3VibGUgZCA9IGF0b2YocHRyKSAqIEFWX1RJTUVfQkFT RTsKKyAgICAgICAgICAgIGlmIChkIDwgMCB8fCBkID4gSU5UNjRfTUFYIHx8IGlzbmFuKGQpKSB7 CisgICAgICAgICAgICAgICAgYXZfbG9nKGMtPmN0eCwgQVZfTE9HX1dBUk5JTkcsICJFWFRJTkYg JWYgdW5zdXBwb3J0ZWRcbiIsIGQgLyBBVl9USU1FX0JBU0UpOworICAgICAgICAgICAgICAgIGQg PSAwOworICAgICAgICAgICAgfQorICAgICAgICAgICAgZHVyYXRpb24gPSBkOwogICAgICAgICAg ICAgaXNfc2VnbWVudCA9IDE7Ci0gICAgICAgICAgICBkdXJhdGlvbiAgID0gYXRvZihwdHIpICog QVZfVElNRV9CQVNFOwogICAgICAgICB9IGVsc2UgaWYgKGF2X3N0cnN0YXJ0KGxpbmUsICIjRVhU LVgtQllURVJBTkdFOiIsICZwdHIpKSB7CiAgICAgICAgICAgICBzZWdfc2l6ZSA9IHN0cnRvbGwo cHRyLCBOVUxMLCAxMCk7CiAgICAgICAgICAgICBwdHIgPSBzdHJjaHIocHRyLCAnQCcpOwotLSAK Mi41Mi4wCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpm Zm1wZWctZGV2ZWwgbWFpbGluZyBsaXN0IC0tIGZmbXBlZy1kZXZlbEBmZm1wZWcub3JnClRvIHVu c3Vic2NyaWJlIHNlbmQgYW4gZW1haWwgdG8gZmZtcGVnLWRldmVsLWxlYXZlQGZmbXBlZy5vcmcK