Vulnerability · Published Aug 2, 2021 · Assigned by mitre
CVE-2021-33196
High 7.5
In plain English
A high-severity security flaw in the delve package (AlmaLinux). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 3.5% (higher than 89% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)7.5High
Exploit odds (30 days)3.5%top 10.9% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
In archive/zip in Go before 1.15.13 and 1.16.x before 1.16.5, a crafted file count (in an archive's header) can cause a NewReader or OpenReader panic.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux:8 | delve | 1.7.2-1.module_el8.6.0+2736+ec10aba8 | ALSA-2022:1819 |
| AlmaLinux:8 | go-toolset | 1.17.7-1.module_el8.6.0+2736+ec10aba8 | ALSA-2022:1819 |
| AlmaLinux:8 | golang | 1.17.7-1.module_el8.6.0+2736+ec10aba8 | ALSA-2022:1819 |
| AlmaLinux:8 | golang-bin | 1.17.7-1.module_el8.6.0+2736+ec10aba8 | ALSA-2022:1819 |
| AlmaLinux:8 | golang-docs | 1.17.7-1.module_el8.6.0+2736+ec10aba8 | ALSA-2022:1819 |
| AlmaLinux:8 | golang-misc | 1.17.7-1.module_el8.6.0+2736+ec10aba8 | ALSA-2022:1819 |
| AlmaLinux:8 | golang-race | 1.17.7-1.module_el8.6.0+2736+ec10aba8 | ALSA-2022:1819 |
| AlmaLinux:8 | golang-src | 1.17.7-1.module_el8.6.0+2736+ec10aba8 | ALSA-2022:1819 |
| AlmaLinux:8 | golang-tests | 1.17.7-1.module_el8.6.0+2736+ec10aba8 | ALSA-2022:1819 |
| Alpine:v3.20 | go | 1.16.5-r0 | ALPINE-CVE-2021-33196 |
| Alpine:v3.21 | go | 1.16.5-r0 | ALPINE-CVE-2021-33196 |
| Alpine:v3.22 | go | 1.16.5-r0 | ALPINE-CVE-2021-33196 |
| Alpine:v3.23 | go | 1.16.5-r0 | ALPINE-CVE-2021-33196 |
| Alpine:v3.24 | go | 1.16.5-r0 | ALPINE-CVE-2021-33196 |
| Go | stdlib | 1.15.13, 1.16.5 | GO-2021-0240 |
| Rocky Linux:8 | delve | 0:1.5.0-2.module+el8.4.0+396+d2d16ae3 | RLSA-2021:3076 |
| Rocky Linux:8 | go-toolset | 0:1.15.14-1.module+el8.4.0+632+4dba2916 | RLSA-2021:3076 |
| Rocky Linux:8 | golang | 0:1.15.14-1.module+el8.4.0+632+4dba2916 | RLSA-2021:3076 |
Affected products (as reported)
References
- https://groups.google.com/g/golang-announce
- https://groups.google.com/g/golang-announce/c/RgCMkAEQjSI
- [debian-lts-announce] 20220121 [SECURITY] [DLA 2891-1] golang-1.8 security update mailing-list
- [debian-lts-announce] 20220121 [SECURITY] [DLA 2892-1] golang-1.7 security update mailing-list
- GLSA-202208-02 vendor-advisory
- [debian-lts-announce] 20230419 [SECURITY] [DLA 3395-1] golang-1.11 security update mailing-list