Description
When folding a long comment in an email header containing exclusively unfoldable characters, the parenthesis would not be preserved. This could be used for injecting headers into email messages where addresses are user-controlled and not sanitized.
Mitigation
Minimal update. May introduce new vulnerabilities or breaking changes.
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 debian 11 | | =3.9.2-1 || =3.9.2-1+deb11u1 || =3.9.2-1+deb11u2 || =3.9.2-1+deb11u3 || =3.9.2-1+deb11u4 || >=0 <3.9.2-1+deb11u5 | 3.9.2-1+deb11u5 |
 debian 11 | | =7.3.10+dfsg-1 || =7.3.10~rc3+dfsg-1 || =7.3.10~rc3+dfsg-2 || =7.3.11+dfsg-1 || =7.3.11+dfsg-2 || =7.3.12+dfsg-1 || =7.3.12~rc1+dfsg-1 || =7.3.12~rc2+dfsg-1 || =7.3.13+dfsg-1 || =7.3.14+dfsg-1 || =7.3.15+dfsg-1 || =7.3.16+dfsg-1 || =7.3.16+dfsg-2 || =7.3.17+dfsg-1 || =7.3.17+dfsg-2 || =7.3.17+dfsg-3 || =7.3.18+dfsg-1 || =7.3.18+dfsg-2 || =7.3.19+dfsg-1 || =7.3.19+dfsg-2 || =7.3.20+dfsg-1 || =7.3.20+dfsg-2 || =7.3.20+dfsg-3 || =7.3.20+dfsg-4 || =7.3.21+dfsg-1 || =7.3.21+dfsg-2 || =7.3.21+dfsg-3 || =7.3.21+dfsg-4 || =7.3.22+dfsg-1 || =7.3.5+dfsg-2 || =7.3.5+dfsg-2+deb11u1 || =7.3.5+dfsg-2+deb11u2 || =7.3.5+dfsg-2+deb11u3 || =7.3.5+dfsg-2+deb11u4 || =7.3.5+dfsg-2+deb11u5 || =7.3.6+dfsg-1 || =7.3.6~rc2+dfsg-1 || =7.3.6~rc2+dfsg-2 || =7.3.7+dfsg-1 || =7.3.7+dfsg-2 || =7.3.7+dfsg-3 || =7.3.7+dfsg-4 || =7.3.7+dfsg-5 || =7.3.8+dfsg-1 || =7.3.8+dfsg-2 || =7.3.8~rc1+dfsg-1 || =7.3.8~rc1+dfsg-2 || =7.3.9+dfsg-1 || =7.3.9+dfsg-2 || =7.3.9+dfsg-3 || =7.3.9+dfsg-4 || =7.3.9+dfsg-5 | - |
 debian 14 | | =3.14.0-1 || =3.14.0-2 || =3.14.0-3 || =3.14.0-4 || =3.14.0-5 || =3.14.0~a7-1 || =3.14.0~b1-1 || =3.14.0~b2-1 || =3.14.0~b3-1 || =3.14.0~b4-1 || =3.14.0~rc1-1 || =3.14.0~rc2-1 || =3.14.0~rc3-1 || =3.14.2-1 || >=0 <3.14.3-1 | 3.14.3-1 |
 debian 12 | | =7.3.11+dfsg-2 || =7.3.11+dfsg-2+deb12u1 || =7.3.11+dfsg-2+deb12u2 || =7.3.11+dfsg-2+deb12u3 || =7.3.12+dfsg-1 || =7.3.12~rc1+dfsg-1 || =7.3.12~rc2+dfsg-1 || =7.3.13+dfsg-1 || =7.3.14+dfsg-1 || =7.3.15+dfsg-1 || =7.3.16+dfsg-1 || =7.3.16+dfsg-2 || =7.3.17+dfsg-1 || =7.3.17+dfsg-2 || =7.3.17+dfsg-3 || =7.3.18+dfsg-1 || =7.3.18+dfsg-2 || =7.3.19+dfsg-1 || =7.3.19+dfsg-2 || =7.3.20+dfsg-1 || =7.3.20+dfsg-2 || =7.3.20+dfsg-3 || =7.3.20+dfsg-4 || =7.3.21+dfsg-1 || =7.3.21+dfsg-2 || =7.3.21+dfsg-3 || =7.3.21+dfsg-4 || =7.3.22+dfsg-1 | - |
 debian 13 | | =7.3.19+dfsg-2 || =7.3.20+dfsg-1 || =7.3.20+dfsg-2 || =7.3.20+dfsg-3 || =7.3.20+dfsg-4 || =7.3.21+dfsg-1 || =7.3.21+dfsg-2 || =7.3.21+dfsg-3 || =7.3.21+dfsg-4 || =7.3.22+dfsg-1 | - |
 debian 14 | | =7.3.19+dfsg-2 || =7.3.20+dfsg-1 || =7.3.20+dfsg-2 || =7.3.20+dfsg-3 || =7.3.20+dfsg-4 || >=0 <7.3.21+dfsg-1 | 7.3.21+dfsg-1 |
 debian 13 | | =3.13.5-2 || >=0 <3.13.5-2+deb13u1 | 3.13.5-2+deb13u1 |
 debian 14 | | =3.13.11-1 || =3.13.5-2 || =3.13.6-1 || =3.13.7-1 || =3.13.8-1 || =3.13.9-1 || >=0 <3.13.12-1 | 3.13.12-1 |
 rpm rhel7 | | - | - |
 rpm rhel9 | | - | - |