main/jbig2dec: fix CVE-2020-12268

See #11525
7 jobs for !7843 with 3.9-jbig2dec in 8 minutes and 15 seconds (queued for 3 seconds)
detached
Status Job ID Name Coverage
  Lint
passed #115144
docker-alpine x86_64
lint

00:01:35

 
  Build
failed #115149
docker-alpine ci-build aarch64
build-aarch64

00:02:55

failed #115150
docker-alpine ci-build armv7
build-armv7

00:03:51

failed #115148
docker-alpine ci-build ppc64le
build-ppc64le

00:06:40

failed #115147
docker-alpine ci-build s390x
build-s390x

00:02:36

failed #115146
docker-alpine ci-build x86
build-x86

00:02:13

failed #115145
docker-alpine ci-build x86_64
build-x86_64

00:00:27

 
Name Stage Failure
failed
build-x86_64 Build
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build-armv7 Build
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build-x86 Build
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build-s390x Build
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build-aarch64 Build
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build-ppc64le Build
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