Slackware Linux update for libarchive
| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 3 |
| CVE-ID | N/A |
| CWE-ID | CWE-401 CWE-476 CWE-400 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software |
Slackware Linux Operating systems & Components / Operating system libarchive Operating systems & Components / Operating system package or component |
| Vendor | Slackware |
Security Bulletin
This security bulletin contains information about 3 vulnerabilities.
1) Memory leak
EUVDB-ID: #VU98564
Risk: Medium
CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: N/A
CWE-ID:
CWE-401 - Missing release of memory after effective lifetime
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform DoS attack on the target system.
The vulnerability exists due memory leak i narchive_read_support_format_tar.c. A remote attacker can force the application to leak memory and perform denial of service attack.
MitigationUpdate the affected package libarchive.
Vulnerable software versionsSlackware Linux: 15.0
libarchive: before 3.7.7
CPE2.3- cpe:2.3:o:slackware:slackware_linux:15.0:*:*:*:*:*:*:*
- cpe:2.3:o:slackware:libarchive:*:*:*:*:*:slackware_linux:*:*
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
2) NULL pointer dereference
EUVDB-ID: #VU98563
Risk: Medium
CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: N/A
CWE-ID:
CWE-476 - NULL Pointer Dereference
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error in archive_read_support_format_tar.c when handling truncated files. A remote attacker can pass specially crafted file to the application and perform a denial of service (DoS) attack.
MitigationUpdate the affected package libarchive.
Vulnerable software versionsSlackware Linux: 15.0
libarchive: before 3.7.7
CPE2.3- cpe:2.3:o:slackware:slackware_linux:15.0:*:*:*:*:*:*:*
- cpe:2.3:o:slackware:libarchive:*:*:*:*:*:slackware_linux:*:*
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
3) Resource exhaustion
EUVDB-ID: #VU98562
Risk: Medium
CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: N/A
CWE-ID:
CWE-400 - Resource exhaustion
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to application does not properly control consumption of internal resources when processing gzip archives. A remote attacker can pass a malformed gzip inside a gzip archive with an extremely large filename field and perform a denial of service (DoS) attack.
MitigationUpdate the affected package libarchive.
Vulnerable software versionsSlackware Linux: 15.0
libarchive: before 3.7.7
CPE2.3- cpe:2.3:o:slackware:slackware_linux:15.0:*:*:*:*:*:*:*
- cpe:2.3:o:slackware:libarchive:*:*:*:*:*:slackware_linux:*:*
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
