CVE-2024-44985
ipv6: prevent possible UAF in ip6_xmit()
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
CISA's decision points: whether it is exploited, whether attacks can be automated, and how much control an attacker gets. Assessed (SSVC 2.0.3).What do these mean? →
- Exploitation: none
- Automatable: no
- Technical impact: partial
Summary
In the Linux kernel, the following vulnerability has been resolved: ipv6: prevent possible UAF in ip6_xmit() If skb_expand_head() returns NULL, skb has been freed and the associated dst/idev could also have been freed. We must use rcu_read_lock() to prevent a possible UAF.
Timeline
- CVE published
- CISA SSVC assessment
Exploitation: none · Automatable: no · Technical impact: partial
- Record last updated
Affected versions
- Linux Linux
Version range not reported
- Linux Linux
5.15
References 7
git.kernel.org
- stable/c/b3a3d5333c13a1be57499581eab4a8fc94d57f36
- stable/c/c47e022011719fc5727bca661d662303180535ba
- stable/c/975f764e96f71616b530e300c1bb2ac0ce0c2596
- stable/c/38a21c026ed2cc7232414cb166efc1923f34af17
- stable/c/124b428fe28064c809e4237b0b38e97200a8a4a8
- stable/c/fc88d6c1f2895a5775795d82ec581afdff7661d1
- stable/c/2d5ff7e339d04622d8282661df36151906d0e1c7