CVE-2022-49275
can: m_can: m_can_tx_handler(): fix use after free of skb
- 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- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean?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: total
Summary
In the Linux kernel, the following vulnerability has been resolved: can: m_can: m_can_tx_handler(): fix use after free of skb can_put_echo_skb() will clone skb then free the skb. Move the can_put_echo_skb() for the m_can version 3.0.x directly before the start of the xmit in hardware, similar to the 3.1.x branch.
Timeline
- CVE published
- CISA SSVC assessment
Exploitation: none · Automatable: no · Technical impact: total
- Record last updated
Affected versions
- Linux Linux
Version range not reported
- Linux Linux
3.18
References 9
git.kernel.org
- stable/c/d93ed9aff64968f4cdad690712eb4f48ae537bde
- stable/c/d3892a747ab16b1eb6593a19d29f62c3b3f020ac
- stable/c/7728d937ec403a1ceff9483023252d2cb8777f81
- stable/c/08d90846e438ac22dc56fc49ec0b0d195831c5ed
- stable/c/869016a2938ac44f7b2fb7fc22c89edad99eb9b3
- stable/c/f43e64076ff1b1dcb893fb77ad1204105f710a29
- stable/c/4db7d6f481990dd179a9ee7126dc7aa31ea4fff3
- stable/c/31417073493f302d26ab66b3abc098d43227b835
- stable/c/2e8e79c416aae1de224c0f1860f2e3350fa171f8