CVE-2021-33033 (GCVE-0-2021-33033)
Vulnerability from cvelistv5
Published
2021-05-14 22:57
Modified
2024-08-03 23:42
Severity ?
CWE
  • n/a
Summary
The Linux kernel before 5.11.14 has a use-after-free in cipso_v4_genopt in net/ipv4/cipso_ipv4.c because the CIPSO and CALIPSO refcounting for the DOI definitions is mishandled, aka CID-ad5d07f4a9cd. This leads to writing an arbitrary value.
References
cve@mitre.org https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.11.14 Mailing List, Patch, Vendor Advisory
cve@mitre.org https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.11.7 Mailing List, Patch, Vendor Advisory
cve@mitre.org https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1165affd484889d4986cf3b724318935a0b120d8 Mailing List, Patch, Vendor Advisory
cve@mitre.org https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ad5d07f4a9cd671233ae20983848874731102c08 Mailing List, Patch, Vendor Advisory
cve@mitre.org https://sites.google.com/view/syzscope/kasan-use-after-free-read-in-cipso_v4_genopt Exploit, Third Party Advisory
cve@mitre.org https://syzkaller.appspot.com/bug?id=96e7d345748d8814901c91cd92084ed04b46701e Exploit, Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.11.14 Mailing List, Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.11.7 Mailing List, Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1165affd484889d4986cf3b724318935a0b120d8 Mailing List, Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ad5d07f4a9cd671233ae20983848874731102c08 Mailing List, Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 https://sites.google.com/view/syzscope/kasan-use-after-free-read-in-cipso_v4_genopt Exploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 https://syzkaller.appspot.com/bug?id=96e7d345748d8814901c91cd92084ed04b46701e Exploit, Mailing List, Third Party Advisory
Impacted products
Vendor Product Version
n/a n/a Version: n/a
Show details on NVD website

To clipboard 

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