Debian Security Bug TrackerDEBIANCVE:CVE-2019-12495CVE-2019-12495
4.3 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:N/A:P
5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
0.002 Low
EPSS
Percentile
51.7%
An issue was discovered in Tiny C Compiler (aka TinyCC or TCC) 0.9.27. Compiling a crafted source file leads to a one-byte out-of-bounds write in the gsym_addr function in x86_64-gen.c. This occurs because tccasm.c mishandles section switches.
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| Debian | 12 | all | tcc | < 0.9.27+git20200814.62c30a4a-1 | tcc_0.9.27+git20200814.62c30a4a-1_all.deb |
| Debian | 11 | all | tcc | < 0.9.27+git20200814.62c30a4a-1 | tcc_0.9.27+git20200814.62c30a4a-1_all.deb |
| Debian | 10 | all | tcc | <= 0.9.27-8 | tcc_0.9.27-8_all.deb |
| Debian | 999 | all | tcc | < 0.9.27+git20200814.62c30a4a-1 | tcc_0.9.27+git20200814.62c30a4a-1_all.deb |
| Debian | 13 | all | tcc | < 0.9.27+git20200814.62c30a4a-1 | tcc_0.9.27+git20200814.62c30a4a-1_all.deb |
Related
4.3 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:N/A:P
5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
0.002 Low
EPSS
Percentile
51.7%