https://bugzilla.redhat.com/show_bug.cgi?id=1981895
Bug ID: 1981895
Summary: CVE-2021-35515 apache-commons-compress: infinite loop
when reading a specially crafted 7Z archive
Product: Security Response
Hardware: All
OS: Linux
Status: NEW
Component: vulnerability
Keywords: Security
Severity: medium
Priority: medium
Assignee: security-response-team(a)redhat.com
Reporter: gsuckevi(a)redhat.com
CC: dblechte(a)redhat.com, dfediuck(a)redhat.com,
eedri(a)redhat.com, hhorak(a)redhat.com,
java-maint-sig(a)lists.fedoraproject.org,
java-sig-commits(a)lists.fedoraproject.org,
jorton(a)redhat.com, mgoldboi(a)redhat.com,
michal.skrivanek(a)redhat.com, mizdebsk(a)redhat.com,
mkoncek(a)redhat.com, sbonazzo(a)redhat.com,
sherold(a)redhat.com, SpikeFedora(a)gmail.com,
yturgema(a)redhat.com
Target Milestone: ---
Classification: Other
When reading a specially crafted 7Z archive, the construction of the list of
codecs that decompress an entry can result in an infinite loop. This could be
used to mount a denial of service attack against services that use Compress'
sevenz package.
References:
https://commons.apache.org/proper/commons-compress/security-reports.html
https://lists.apache.org/thread.html/r19ebfd71770ec0617a9ea180e321ef927b3...
http://www.openwall.com/lists/oss-security/2021/07/13/1
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