CVE-2018-19517
MediumCVSS 5.5Exploitation Probability (EPSS)
Elevated risk57th percentile - higher than 57% of all known CVEs
Summary
An issue was discovered in sysstat 12.1.1. The remap_struct function in sa_common.c has an out-of-bounds read during a memset call, as demonstrated by sadf.
Risk Assessment
An attacker could provide a malicious data file, causing an out-of-bounds read, which may lead to information disclosure or application crash. This could result in denial of service or data leakage.
Recommendation
Update sysstat to a version containing the fix. Avoid processing untrusted data files with vulnerable versions of sadf.
Other vulnerabilities in sysstat
See all- CVE-2023-33204High
In versions of sysstat up to 12.7.2, there is an integer overflow in the check_overflow function in common.c. This issue exists due to an incomplete fix for CVE-2022-39377.
- CVE-2018-19416High
A vulnerability in sysstat 12.1.1 is an out-of-bounds read in the remap_struct function in sa_common.c during a memmove call, as demonstrated by sadf. It may lead to application crash or memory data disclosure.
Original NVD description (English source)
An issue was discovered in sysstat 12.1.1. The remap_struct function in sa_common.c has an out-of-bounds read during a memset call, as demonstrated by sadf.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS