CVE-2011-1777
Multiple buffer overflows in the (1) heap_add_entry and (2) relocate_dir functions in...
Multiple buffer overflows in the (1) heap_add_entry and (2) relocate_dir functions in archive_read_support_format_iso9660.c in libarchive through 2.8.5 allow remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted ISO9660 image.
Exploit likelihood
What each source reports
NVD Score used
Multiple buffer overflows in the (1) heap_add_entry and (2) relocate_dir functions in archive_read_support_format_iso9660.c in libarchive through 2.8.5 allow remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted ISO9660 image.
- Record
CVE-2011-1777- CVSS 2.0
- 6.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:P - Weakness
- CWE-119
- Updated
- 2026-11-02
CVE List No score
Multiple buffer overflows in the (1) heap_add_entry and (2) relocate_dir functions in archive_read_support_format_iso9660.c in libarchive through 2.8.5 allow remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted ISO9660 image.
- Record
CVE-2011-1777- Updated
- 2026-11-02
EUVDEUVD-2011-1775 No score
Multiple buffer overflows in the (1) heap_add_entry and (2) relocate_dir functions in archive_read_support_format_iso9660.c in libarchive through 2.8.5 allow remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted ISO9660 image.
- Record
EUVD-2011-1775- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-g8qh-wrpv-q82v No score
Multiple buffer overflows in the (1) heap_add_entry and (2) relocate_dir functions in...
Multiple buffer overflows in the (1) heap_add_entry and (2) relocate_dir functions in archive_read_support_format_iso9660.c in libarchive through 2.8.5 allow remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted ISO9660 image.
- Record
GHSA-g8qh-wrpv-q82v- Weakness
- CWE-119
- Updated
- 2026-11-02
OSV No score
Multiple buffer overflows in the (1) heap_add_entry and (2) relocate_dir functions in archive_read_support_format_iso9660.c in libarchive through 2.8.5 allow remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted ISO9660 image.
- Record
CVE-2011-1777- Updated
- 2026-11-02
OSVDEBIAN-CVE-2011-1777 No score
Multiple buffer overflows in the (1) heap_add_entry and (2) relocate_dir functions in archive_read_support_format_iso9660.c in libarchive through 2.8.5 allow remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted ISO9660 image.
- Record
DEBIAN-CVE-2011-1777- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
libarchiveDebian:12 |
before 2.8.5-5 | 2.8.5-5 |
libarchiveDebian:13 |
before 2.8.5-5 | 2.8.5-5 |
libarchiveDebian:14 |
before 2.8.5-5 | 2.8.5-5 |
libarchiveDebian:6.0 From an advisory covering 2 CVEs |
before 2.8.4-1+squeeze1, plus listed versions 2.8.4-1 |
2.8.4-1+squeeze1 |
libarchiveRed Hat:enterprise_linux:6::server From an advisory covering 2 CVEs |
before 0:2.8.3-3.el6_1 | 0:2.8.3-3.el6_1 |
libarchive-debuginfoRed Hat:enterprise_linux:6::server From an advisory covering 2 CVEs |
before 0:2.8.3-3.el6_1 | 0:2.8.3-3.el6_1 |
libarchive-develRed Hat:enterprise_linux:6::server From an advisory covering 2 CVEs |
before 0:2.8.3-3.el6_1 | 0:2.8.3-3.el6_1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2011-1777 is a medium vulnerability (CVSS 6.8) in Freebsd Libarchive, published February 20, 2012. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 4.20%, the 91st percentile. Fixed in libarchive 2.8.5-5.
References
secunia.com/advisories/48034
rhn.redhat.com/errata/RHSA-2011-1507.html
bugzilla.redhat.com/show_bug.cgi?id=705849
code.google.com/p/libarchive/source/detail?r=3158
debian.org/security/2012/dsa-2413
support.apple.com/kb/HT5281
Show 12 moreShow less
lists.apple.com/archives/security-announce/2012/May/msg00001.html
nvd.nist.gov/vuln/detail/CVE-2011-1777
github.com/advisories/GHSA-g8qh-wrpv-q82v
security-tracker.debian.org/tracker/CVE-2011-1777
access.redhat.com/errata/RHSA-2011:1507
security.access.redhat.com/data/csaf/v2/advisories/2011/rhsa-2011_1507.json
cve.org/CVERecord?id=CVE-2011-1777