Linux · 
Ubuntu · Package update · August 10, 2022
Ubuntu · Package update · August 10, 2022libtar0 1.2.20-7ubuntu0.1~esm1: libtar0 1.2.20-7ubuntu0.1~esm1 for Ubuntu 18.04.6 LTS (bionic)
libtar0 1.2.20-7ubuntu0.1~esm1, released August 10, 2022, fixes 4 CVEs in libtar0. None of them is reported as exploited. Patch Radar priority: High. The product is no longer supported.
HighUnsupported product
CVEs closed
4
None rated Critical
Exploited
0
None reported
Highest CVSS
9.1
Base score, 0 to 10
Highest EPSS
0.0202
81st percentile
Priority of the 4 CVEs
Patch now 0
Urgent 0
High 4
Routine 0
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| libtar0 | Ubuntu 18.04.6 LTS (bionic) | 1.2.20-7ubuntu0.1~esm1 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| High | CVE-2021-33645 | libtar0t64: The th_read() function doesn’t free a variable t->th_buf.gnu_longlink afterallocating memory, which may cause a memor... | 7.5 | 0.0202 | None reported |
| High | CVE-2021-33646 | libtar0t64: The th_read() function doesn’t free a variable t->th_buf.gnu_longname afterallocating memory, which may cause a memor... | 7.5 | 0.0200 | None reported |
| High | CVE-2021-33643 | libtar0t64: An attacker who submits a crafted tar file with size in header struct being0 may be able to trigger an calling of mal... | 9.1 | 0.0188 | None reported |
| High | CVE-2021-33644 | libtar0t64: An attacker who submits a crafted tar file with size in header struct being0 may be able to trigger an calling of mal... | 8.1 | 0.0158 | None reported |
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