CVE-2020-14311
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2020-14311
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-14311.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2020-14311
- Related
- Published
- 2020-07-31T22:15:11Z
- Modified
- 2024-12-05T15:23:37.422526Z
- Severity
-
- 6.0 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H CVSS Calculator
- Summary
- [none]
- Details
-
There is an issue with grub2 before version 2.06 while handling symlink on ext filesystems. A filesystem containing a symbolic link with an inode size of UINT32_MAX causes an arithmetic overflow leading to a zero-sized memory allocation with subsequent heap-based buffer overflow.
- References
-
- https://security.gentoo.org/glsa/202104-05
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00016.html
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00017.html
- http://www.openwall.com/lists/oss-security/2021/09/17/2
- http://www.openwall.com/lists/oss-security/2021/09/17/4
- http://www.openwall.com/lists/oss-security/2021/09/21/1
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-14311
- https://usn.ubuntu.com/4432-1/
- https://security.alpinelinux.org/vuln/CVE-2020-14311
- https://security-tracker.debian.org/tracker/CVE-2020-14311
Affected packages
Alpine:v3.17 / grub
Package
- Name
- grub
- Purl
- pkg:apk/alpine/grub?arch=source
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0Unknown introduced version / All previous versions are affectedFixed2.06-r0
Affected versions
2.*
2.02_beta3-r0
2.02_beta3-r1
2.02_beta3-r2
2.02_beta3-r3
2.02_beta3-r4
2.02_beta3-r5
2.02_beta3-r6
2.02_beta3-r7
2.02-r0
2.02-r1
2.02-r2
2.02-r3
2.02-r4
2.02-r5
2.02-r6
2.02-r7
2.02-r8
2.02-r9
2.02-r10
2.02-r11
2.02-r12
2.02-r13
2.02-r14
2.02-r15
2.02-r16
2.02-r17
2.02-r18
2.02-r19
2.02-r20
2.04-r0
2.04-r1
2.04-r2
2.04-r3
Alpine:v3.18 / grub
Package
- Name
- grub
- Purl
- pkg:apk/alpine/grub?arch=source
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0Unknown introduced version / All previous versions are affectedFixed2.06-r0
Affected versions
2.*
2.02_beta3-r0
2.02_beta3-r1
2.02_beta3-r2
2.02_beta3-r3
2.02_beta3-r4
2.02_beta3-r5
2.02_beta3-r6
2.02_beta3-r7
2.02-r0
2.02-r1
2.02-r2
2.02-r3
2.02-r4
2.02-r5
2.02-r6
2.02-r7
2.02-r8
2.02-r9
2.02-r10
2.02-r11
2.02-r12
2.02-r13
2.02-r14
2.02-r15
2.02-r16
2.02-r17
2.02-r18
2.02-r19
2.02-r20
2.04-r0
2.04-r1
2.04-r2
2.04-r3
Alpine:v3.19 / grub
Package
- Name
- grub
- Purl
- pkg:apk/alpine/grub?arch=source
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0Unknown introduced version / All previous versions are affectedFixed2.06-r0
Affected versions
2.*
2.02_beta3-r0
2.02_beta3-r1
2.02_beta3-r2
2.02_beta3-r3
2.02_beta3-r4
2.02_beta3-r5
2.02_beta3-r6
2.02_beta3-r7
2.02-r0
2.02-r1
2.02-r2
2.02-r3
2.02-r4
2.02-r5
2.02-r6
2.02-r7
2.02-r8
2.02-r9
2.02-r10
2.02-r11
2.02-r12
2.02-r13
2.02-r14
2.02-r15
2.02-r16
2.02-r17
2.02-r18
2.02-r19
2.02-r20
2.04-r0
2.04-r1
2.04-r2
2.04-r3
Alpine:v3.20 / grub
Package
- Name
- grub
- Purl
- pkg:apk/alpine/grub?arch=source
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0Unknown introduced version / All previous versions are affectedFixed2.06-r0
Affected versions
2.*
2.02_beta3-r0
2.02_beta3-r1
2.02_beta3-r2
2.02_beta3-r3
2.02_beta3-r4
2.02_beta3-r5
2.02_beta3-r6
2.02_beta3-r7
2.02-r0
2.02-r1
2.02-r2
2.02-r3
2.02-r4
2.02-r5
2.02-r6
2.02-r7
2.02-r8
2.02-r9
2.02-r10
2.02-r11
2.02-r12
2.02-r13
2.02-r14
2.02-r15
2.02-r16
2.02-r17
2.02-r18
2.02-r19
2.02-r20
2.04-r0
2.04-r1
2.04-r2
2.04-r3
Alpine:v3.21 / grub
Package
- Name
- grub
- Purl
- pkg:apk/alpine/grub?arch=source
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0Unknown introduced version / All previous versions are affectedFixed2.06-r0
Affected versions
2.*
2.02_beta3-r0
2.02_beta3-r1
2.02_beta3-r2
2.02_beta3-r3
2.02_beta3-r4
2.02_beta3-r5
2.02_beta3-r6
2.02_beta3-r7
2.02-r0
2.02-r1
2.02-r2
2.02-r3
2.02-r4
2.02-r5
2.02-r6
2.02-r7
2.02-r8
2.02-r9
2.02-r10
2.02-r11
2.02-r12
2.02-r13
2.02-r14
2.02-r15
2.02-r16
2.02-r17
2.02-r18
2.02-r19
2.02-r20
2.04-r0
2.04-r1
2.04-r2
2.04-r3
Debian:11 / grub2
Package
- Name
- grub2
- Purl
- pkg:deb/debian/grub2?arch=source
Debian:12 / grub2
Package
- Name
- grub2
- Purl
- pkg:deb/debian/grub2?arch=source
Debian:13 / grub2
Package
- Name
- grub2
- Purl
- pkg:deb/debian/grub2?arch=source