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    CVE-2005-0953

    Race condition in bzip2 1.0.2 and earlier allows local users to modify permissions of arbitrary files via a hard link attack on a file while it is being decompressed, whose permissions are changed by bzip2 after the decompression is complete.

    Published:Mar 30, 2005
    Last Modified:Apr 16, 2026
    EPS:Apr 3, 2005
    EPSS Score:0.00094
    CVSS Score:3.7

    Affected Products

    Vendor
    Bzip
    Product
    Bzip2
    Vendor
    Redhat
    Product
    Enterprise Linux

    Exploits

    No exploit reference

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2026-42250 (CVSS 4.8) — bzip2 contains an off‑by‑one error in the bzip2recover utility. When processing a specially crafted file, the …
    CVE-2019-12900 (CVSS 9.8) — BZ2_decompress in decompress.c in bzip2 through 1.0.6 has an out-of-bounds write when there are many selectors…
    CVE-2016-3189 (CVSS 6.5) — Use-after-free vulnerability in bzip2recover in bzip2 1.0.6 allows remote attackers to cause a denial of servi…
    CVE-2011-4089 (CVSS 4.6) — The bzexe command in bzip2 1.0.5 and earlier generates compressed executables that do not properly handle temp…
    CVE-2010-0405 (CVSS 5.1) — Integer overflow in the BZ2_decompress function in decompress.c in bzip2 and libbzip2 before 1.0.6 allows cont…
    CVE-2008-1372 (CVSS 4.3) — bzlib.c in bzip2 before 1.0.5 allows user-assisted remote attackers to cause a denial of service (crash) via a…
    CVE-2005-1260 (CVSS 5) — bzip2 allows remote attackers to cause a denial of service (hard drive consumption) via a crafted bzip2 file t…
    CVE-2002-0759 (CVSS 5) — bzip2 before 1.0.2 in FreeBSD 4.5 and earlier, OpenLinux 3.1 and 3.1.1, and possibly other operating systems, …
    CVE-2002-0760 (CVSS 1.2) — Race condition in bzip2 before 1.0.2 in FreeBSD 4.5 and earlier, OpenLinux 3.1 and 3.1.1, and possibly other o…
    CVE-2002-0761 (CVSS 2.1) — bzip2 before 1.0.2 in FreeBSD 4.5 and earlier, OpenLinux 3.1 and 3.1.1, and possibly systems, uses the permiss…

    References

    ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2008-004.txt.asc
    ftp://patches.sgi.com/support/free/security/advisories/20060301-01.U.asc
    http://docs.info.apple.com/article.html?artnum=307041
    http://lists.apple.com/archives/security-announce/2007/Nov/msg00002.html
    http://marc.info/?l=bugtraq&m=111229375217633&w=2
    http://secunia.com/advisories/19183
    http://secunia.com/advisories/27274
    http://secunia.com/advisories/27643
    http://secunia.com/advisories/29940
    http://sunsolve.sun.com/search/document.do?assetkey=1-26-103118-1
    http://sunsolve.sun.com/search/document.do?assetkey=1-66-200191-1
    http://www.debian.org/security/2005/dsa-730
    http://www.fedoralegacy.org/updates/FC2/2005-11-14-FLSA_2005_158801__Updated_bzip2_packages_fix_security_issues.html
    http://www.mandriva.com/security/advisories?name=MDKSA-2006:026
    http://www.openpkg.com/security/advisories/OpenPKG-SA-2007.002.html
    http://www.redhat.com/support/errata/RHSA-2005-474.html
    http://www.securityfocus.com/archive/1/456430/30/8730/threaded
    http://www.securityfocus.com/bid/12954
    http://www.securityfocus.com/bid/26444
    http://www.us-cert.gov/cas/techalerts/TA07-319A.html
    http://www.vupen.com/english/advisories/2007/3525
    http://www.vupen.com/english/advisories/2007/3868
    https://exchange.xforce.ibmcloud.com/vulnerabilities/19926
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10902
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1154
    ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2008-004.txt.asc
    ftp://patches.sgi.com/support/free/security/advisories/20060301-01.U.asc
    http://docs.info.apple.com/article.html?artnum=307041
    http://lists.apple.com/archives/security-announce/2007/Nov/msg00002.html
    http://marc.info/?l=bugtraq&m=111229375217633&w=2
    http://secunia.com/advisories/19183
    http://secunia.com/advisories/27274
    http://secunia.com/advisories/27643
    http://secunia.com/advisories/29940
    http://sunsolve.sun.com/search/document.do?assetkey=1-26-103118-1
    http://sunsolve.sun.com/search/document.do?assetkey=1-66-200191-1
    http://www.debian.org/security/2005/dsa-730
    http://www.fedoralegacy.org/updates/FC2/2005-11-14-FLSA_2005_158801__Updated_bzip2_packages_fix_security_issues.html
    http://www.mandriva.com/security/advisories?name=MDKSA-2006:026
    http://www.openpkg.com/security/advisories/OpenPKG-SA-2007.002.html
    http://www.redhat.com/support/errata/RHSA-2005-474.html
    http://www.securityfocus.com/archive/1/456430/30/8730/threaded
    http://www.securityfocus.com/bid/12954
    http://www.securityfocus.com/bid/26444
    http://www.us-cert.gov/cas/techalerts/TA07-319A.html
    http://www.vupen.com/english/advisories/2007/3525
    http://www.vupen.com/english/advisories/2007/3868
    https://exchange.xforce.ibmcloud.com/vulnerabilities/19926
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10902
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1154

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High