Debian update for jhead
| Risk | High |
| Patch available | YES |
| Number of vulnerabilities | 2 |
| CVE-ID | CVE-2021-34055 CVE-2022-41751 |
| CWE-ID | CWE-122 CWE-78 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software Subscribe |
Debian Linux Operating systems & Components / Operating system jhead (Debian package) Operating systems & Components / Operating system package or component |
| Vendor | Debian |
Security Bulletin
This security bulletin contains information about 2 vulnerabilities.
1) Heap-based buffer overflow
EUVDB-ID: #VU69875
Risk: High
CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-34055
CWE-ID:
CWE-122 - Heap-based Buffer Overflow
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error within the Put16u() function in exif.c. A remote attacker can pass specially crafted image file to the application, trigger a heap-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
MitigationUpdate jhead package to version 1:3.04-6+deb11u1.
Vulnerable software versionsDebian Linux: All versions
jhead (Debian package): before 1:3.04-6+deb11u1
External linkshttp://www.debian.org/security/2022/dsa-5294
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) OS Command Injection
EUVDB-ID: #VU69876
Risk: High
CVSSv3.1: 7.1 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2022-41751
CWE-ID:
CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.
The vulnerability exists due to improper input validation when processing filenames of JPEG images. A remote unauthenticated attacker can pass specially crafted filename to the application and execute arbitrary OS commands on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
MitigationUpdate jhead package to version 1:3.04-6+deb11u1.
Vulnerable software versionsDebian Linux: All versions
jhead (Debian package): before 1:3.04-6+deb11u1
External linkshttp://www.debian.org/security/2022/dsa-5294
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.
