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11 CVEs • 2 products

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Bzip2
bzip2

CVEs (11)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
6Bzip
CanonicalDebian+3 more
6Bzip2
Debian LinuxFreebsd+3 more
Jun 9, 2025
Jun 19, 2019
N/A· v4
9.8 CRITICAL· v3
7.5 HIGH· v2
BZ2_decompress in decompress.c in bzip2 through 1.0.6 has an out-of-bounds write when there are many selectors.
2Bzip
Python
2Bzip2
Python
May 6, 2026
Jun 30, 2016
N/A· v4
6.5 MEDIUM· v3
4.3 MEDIUM· v2
Use-after-free vulnerability in bzip2recover in bzip2 1.0.6 allows remote attackers to cause a denial of service (crash) via a crafted bzip2 file, related to block ends set to before the start of the block.
1Bzip
1Bzip2
May 6, 2026
Apr 16, 2014
N/A· v4
N/A· v3
4.6 MEDIUM· v2
The bzexe command in bzip2 1.0.5 and earlier generates compressed executables that do not properly handle temporary files during extraction, which allows local users to execute arbitrary code by precreating a temporary d...Show more
The bzexe command in bzip2 1.0.5 and earlier generates compressed executables that do not properly handle temporary files during extraction, which allows local users to execute arbitrary code by precreating a temporary directory.Show less
2Bzip
Libzip2
2Bzip2
Libzip2
Apr 29, 2026
Sep 28, 2010
N/A· v4
N/A· v3
5.1 MEDIUM· v2
Integer overflow in the BZ2_decompress function in decompress.c in bzip2 and libbzip2 before 1.0.6 allows context-dependent attackers to cause a denial of service (application crash) or possibly execute arbitrary code vi...Show more
Integer overflow in the BZ2_decompress function in decompress.c in bzip2 and libbzip2 before 1.0.6 allows context-dependent attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted compressed file.Show less
1Bzip
1Compress Raw Bzip2
Apr 23, 2026
Aug 19, 2009
N/A· v4
N/A· v3
4.3 MEDIUM· v2
Off-by-one error in the bzinflate function in Bzip2.xs in the Compress-Raw-Bzip2 module before 2.018 for Perl allows context-dependent attackers to cause a denial of service (application hang or crash) via a crafted bzip...Show more
Off-by-one error in the bzinflate function in Bzip2.xs in the Compress-Raw-Bzip2 module before 2.018 for Perl allows context-dependent attackers to cause a denial of service (application hang or crash) via a crafted bzip2 compressed stream that triggers a buffer overflow, a related issue to CVE-2009-1391.Show less
1Bzip
1Bzip2
Apr 23, 2026
Mar 18, 2008
N/A· v4
N/A· v3
4.3 MEDIUM· v2
bzlib.c in bzip2 before 1.0.5 allows user-assisted remote attackers to cause a denial of service (crash) via a crafted file that triggers a buffer over-read, as demonstrated by the PROTOS GENOME test suite for Archive Fo...Show more
bzlib.c in bzip2 before 1.0.5 allows user-assisted remote attackers to cause a denial of service (crash) via a crafted file that triggers a buffer over-read, as demonstrated by the PROTOS GENOME test suite for Archive Formats.Show less
4Apple
BzipCanonical+1 more
4Bzip2
Debian LinuxMac Os X+1 more
Apr 16, 2026
May 19, 2005
N/A· v4
N/A· v3
5.0 MEDIUM· v2
bzip2 allows remote attackers to cause a denial of service (hard drive consumption) via a crafted bzip2 file that causes an infinite loop (a.k.a "decompression bomb").
1Bzip
1Bzip2
Apr 16, 2026
May 2, 2005
N/A· v4
N/A· v3
3.7 LOW· v2
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 deco...Show more
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.Show less
1Bzip
1Bzip2
Apr 16, 2026
Aug 12, 2002
N/A· v4
N/A· v3
2.1 LOW· v2
bzip2 before 1.0.2 in FreeBSD 4.5 and earlier, OpenLinux 3.1 and 3.1.1, and possibly systems, uses the permissions of symbolic links instead of the actual files when creating an archive, which could cause the files to be...Show more
bzip2 before 1.0.2 in FreeBSD 4.5 and earlier, OpenLinux 3.1 and 3.1.1, and possibly systems, uses the permissions of symbolic links instead of the actual files when creating an archive, which could cause the files to be extracted with less restrictive permissions than intended.Show less
1Bzip
1Bzip2
Apr 16, 2026
Aug 12, 2002
N/A· v4
N/A· v3
1.2 LOW· v2
Race condition in bzip2 before 1.0.2 in FreeBSD 4.5 and earlier, OpenLinux 3.1 and 3.1.1, and possibly other operating systems, decompresses files with world-readable permissions before setting the permissions to what is...Show more
Race condition in bzip2 before 1.0.2 in FreeBSD 4.5 and earlier, OpenLinux 3.1 and 3.1.1, and possibly other operating systems, decompresses files with world-readable permissions before setting the permissions to what is specified in the bzip2 archive, which could allow local users to read the files as they are being decompressed.Show less
1Bzip
1Bzip2
Apr 16, 2026
Aug 12, 2002
N/A· v4
N/A· v3
5.0 MEDIUM· v2
bzip2 before 1.0.2 in FreeBSD 4.5 and earlier, OpenLinux 3.1 and 3.1.1, and possibly other operating systems, does not use the O_EXCL flag to create files during decompression and does not warn the user if an existing fi...Show more
bzip2 before 1.0.2 in FreeBSD 4.5 and earlier, OpenLinux 3.1 and 3.1.1, and possibly other operating systems, does not use the O_EXCL flag to create files during decompression and does not warn the user if an existing file would be overwritten, which could allow attackers to overwrite files via a bzip2 archive.Show less